Updated on 2026/02/17

写真a

 
YOSHIDA, Kohei
 
Affiliation
Faculty of Social Sciences, School of Social Sciences
Job title
Assistant Professor(non-tenure-track)
Degree
Ph.D in Sociology ( 2013.03 Tokyo Metropolitan University )
Master in Sociology ( 2008.03 Tokyo Metropolitan University )
bachelor in science ( 2006.03 Tokyo Metropolitan University )
Mail Address
メールアドレス
Profile

 I was born and grew up in a town near Umeda, in the Osaka Station area, Japan. After graduating from high school in Ikeda City, Osaka Prefecture, I lived in Tokyo for eleven years, where I earned a Ph.D. in Sociology from Tokyo Metropolitan University. While affiliated with the university as a Research Fellow, I also worked as a Lecturer at several local universities in the Osaka area for ten years. After approximately three years of research and teaching at Nagasaki Wesleyan University (also known as Chinzei Gakuin University) in Isahaya City, Nagasaki Prefecture, I joined the Faculty of Social Sciences at Waseda University in September 2025. I currently lead the Japan Institute for Catastrophe Sociology ("JICS"), whose research focuses on (1) clarifying the characteristics of the concept of “society” as shaped by historical events such as wars, disasters, and poverty, and (2) understanding the changing lives of people who were forced to relocate due to such events. My research has been conducted in the United States, Brazil, and Argentina, as well as in Okinawa, Nagasaki, Aichi, and Fukushima, Japan.

Research Experience

  • 2025.09
    -
    Now

    Waseda University   Faculty of Social Sciences   Assistant Professor

  • 2013.04
    -
    Now

    Tokyo Metropolitan University   Graduate School of Humanities

  • 2024.09
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    2026.03

    Waseda University   Waseda Institute of Medical Anthropology on Disaster Reconstruction (WIMA)   Adjunct Researcher

  • 2024.04
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    2025.09

    Nagasaki Wesleyan University   Department of Political Economics, Faculty of Inclusive Society Studies   Associate Professor

  • 2024.03
    -
    2025.09

    Nagasaki Wesleyan University   Committee for Promoting Data Science and AI Education Programs   Chair

  • 2026.04
    -
    Now

    Waseda University   Waseda Institute of Medical Anthropology on Disaster Reconstruction (WIMA)   Researcher

  • 2024.04
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    2025.09

    Nagasaki Wesleyan University   Center for the Promotion of Regional and Industrial Collaboration   Director

  • 2024.04
    -
    2025.03

    University of Nagasaki   Faculty of Regional Design and Development   Part-time Lecturer

  • 2023.04
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    2024.03

    Nagasaki Wesleyan University   Department of Political Economics, Faculty of Inclusive Society Studies   Associate Professor

  • 2020.05
    -
    2023.03

    Kobe Shoin Women's University   Lecturer

  • 2015.04
    -
    2023.03

    Shijonawate Gakuen University   Department of Nursing   Lecturer

  • 2021.03
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    2022.03

    Kwansei Gakuin University   Institute for Advanced Social Research   Fellow

  • 2019.11
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    2022.03

    Kyoto University of Foreign Studies   Faculty of Global Engagement Department of Global Studies   Lecturer

  • 2016.04
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    2017.03

    Tokyo Metropolitan University   Lecturer

  • 2010.04
    -
    2012.03

    Tokyo Metropolitan University   Institute of Humanities

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Education Background

  • 2008.04
    -
    2013.03

    Tokyo Metropolitan University  

  • 2006.04
    -
    2008.03

    Tokyo Metropolitan University  

  • 2002.04
    -
    2006.03

    Tokyo Metropolitan University   Faculty of Science   Department of Physics  

  • 2001.04
    -
    2002.03

    Osaka University of Foreign Studies  

  • 1998.04
    -
    2001.03

    Ikeda Senior High School Attached to Osaka Kyoiku University  

Professional Memberships

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    Now

    日本環境会議

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    Now

    日本災害復興学会

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    Now

    関東社会学会

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    Now

    東京都立大学・首都大学社会学研究会

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    Now

    国際社会学会

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    Now

    日本社会学会

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    Now

    日本社会学史学会

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    Now

    日本労働社会学会

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Research Areas

  • Sociology   Studies in Industry and Labor / Sociology   Human Mobility and Migration Studies / Sociology   Disaster and Environmental Polution Studies / Sociology   Social Science History

Awards

  • The 2024 Award for Distinguished Articles in the Advances in Social Research (The JASR Journal)

    2024.11   Japanese Association for Social Research (JASR)   A Proposed Method for Cross-regional Data Extraction from Teikoku Databank's Database: Through Building a Dataset of Corporations and Their Establishments Around the Fukushima Nuclear Power Plant

    Winner: Kohei YOSHIDA

  • 2012 Japan Association of Regional and Community Studies Selection Committee Special Award

    2012.05   Japan Association of Regional and Community Studies   Yusuke Yamashita and Hiroshi Kainuma (Eds.), "Genpatsu Hinan" Ron (On "Nuclear Evacuation"), Akashi Shoten, March 11, 2012. (Authored Chapter 2, Chapter 4, and the Overview)

    Winner: Kohei YOSHIDA, Yusuke YAMASHITA, Hiroshi KAINUMA, Akihiko SATO, Ryosuke Takagi, Masafumi SUNAGA, Shun HARADA, Atsushi TAKARADA

Media Coverage

 

Papers

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Books and Other Publications

  • Globalization and Mobility

    Kensuke SUZUKI, Tatsuma FUJIOKA, Takeru SASABE, Kohei YOSHIDA( Part: Joint author, Calamity and Mobility: Social Groups Transformed)

    Kwansei Gakuin University Press  2022.09 ISBN: 9784862833426

  • Social Time

    ( Part: Joint author)

    Takahashi Akinari  2020.06 ISBN: 9784909838063

  • Bridging Book: Sociology (Second edition)

    Kazushi TAMANO, Tomone KOMIYA, Hiroki SUZUKI, Shinnosuke HORIUCHI, Kiyohiro YAMANE, Kohei YOSHIDA( Part: Joint author, Chapter 7: "Parsonsian Sociology" (pp.92-106), "Action Theory and Social Theory" (p.107))

    Shinzan-sha  2016.03 ISBN: 4797223529

  • On "Nuclear Evacuation"

    Yusuke YAMASHITA, Hiroshi KAINUMA, Shun HARADA, Akihiko SATO, Masahumi SUNAGA, Atsushi TAKARADA, Ryosuke TAKAGI( Part: Joint author, "From a Note" (Chapter 2), "Nuclear Evacuation and Family" (Chapter 4), "Evacuation Process of Municipalities in the Area Surrounding Fukushima Plants" (Overview))

    Akashi-shoten  2012.02 ISBN: 4750335479

Works

  • Smart Device App for Learning Disaster History "Shimabara–Fugen Archive App" & "Fugen News"

    Kohei Yoshida  Educational material 

    2023.11
    -
    Now

Presentations

  • Another Origin of American Social Sciences: Discourse of Purpose Formation after the Great War, 1914-1939

    Kohei Yoshida

    IASS Lunch Seminar  (1-6 Nishiwaseda, Shinjuku Ward, Tokyo Prefecture)  Institute for Advanced Social Sciences, Waseda University

    Presentation date: 2026.02

    Event date:
    2026.02
     
     

     View Summary

    This paper reexamines the origins of modern social science as it developed in the United States after the 1920s, and seeks to clarify the internal logic through which methodological consciousness was formed. Previous studies have focused on the decline of post–World War I progressivism and the institutionalization of social science centered on the Social Science Research Council (SSRC), interpreting the new conception of social science in the 1920s as a scientistic attempt aimed at social intervention. In contrast, this paper highlights what Karl Mannheim termed “methodological asceticism” and reconsiders the practices of social scientists of the period from the perspective of Max Weber’s interpretive sociology. Through comparisons with public intellectuals such as John Dewey and Walter Lippmann, as well as textual analyses of figures including Robert M. MacIver and William F. Ogburn, this study shows that social scientists (1) confronted a crisis in which both ideals and facts lost credibility in the aftermath of the war, and (2) sought, through scientific methods, to depict a disordered society and encourage readers to generate shared purposes. Rather than subordinating methods to given ends, they refined their methods in order to connect them to the formation of as-yet-undetermined ends. In this process, consciousness of purpose and methodological consciousness emerged simultaneously. This conception of social science represents one aspect of organized modernity shaped by the experience of total war, and it retains contemporary significance insofar as it anticipates later technologies of governance as well as biopolitics and thanatopolitics.

  • Special Exhibition: "Integrating Digital Tools and Newspaper Archives in Disaster History Learning"

    kohei yoshida

    Inori no Tomoshibi (Praying Candle)  (Mt. Unzen Disaster Memorial Hall (Gamadasu Dome))  Mt. Unzen Disaster Memorial Hall

    Presentation date: 2025.06

    Event date:
    2025.06
     
     

     View Summary

    On June 3, marking 34 years since the 1991 Unzen-Fugendake pyroclastic flow disaster, we presented an image archive exhibition that focused on the social memory and accumulation of information generated by media coverage at the onset of the eruption. The exhibition featured an interactive area where visitors could browse archived newspaper content using monitors and their own smartphones. A conversational AI feature also were available, allowing users to engage with the archive through voice and text guides, to learn about the sequence of news reporting and to ask questions about notable events. The digitally recreated newspaper pages, displayed in their original vivid and impactful visual form, offered a compelling window into the urgency of disaster reporting and the struggles and responses of affected communities. Through this exhibition, we aimed to explore ways to utilize ICT tools for disaster media education and to highlight the importance of preserving and passing on disaster-related materials for future generations.

  • Industry and Employment on the Move: The Transformation of Work Environment amid Fukushima Nuclear Evacuation

    Kohei Yoshida

    The 11th Research Exchange Meeting  (The 1st Meeting Room, The 33rd Building, Toyama Campus, Waseda University (both onsite and online))  The Great East Japan Earthquake Memorial "Disaster and Society" Research Network

    Presentation date: 2025.03

    Event date:
    2025.03
     
     

     View Summary

    This study analyzes the dynamics of industry and employment in the evacuation order zones following the Fukushima nuclear accident, examining and extending the research of Mitsuhiro Seki and Yuji Genda. Using data from Teikoku Databank and Tokyo Shoko Research, the affected areas were classified into “Region ➀” (e.g., Okuma Town), “Region ②” (e.g., Haramachi Ward, Minamisoma City) and “Region ③” (e.g., Soma City) based on the continuation status of the evacuation order. Industries were divided into the “production sector” and the “consumption sector,” and the study primarily focused on Region ①, analyzing the trends of relocation and disappearance of large-scale business establishments and local enterprises in relation to changes in employment. The results confirmed Seki’s suggestion that the “consumption sector” faced significant difficulty in reopening, with a high rate of disappearance, and Genda’s suggestion that job losses were notable. However, this trend was particularly evident in large-scale business establishments. In contrast, local enterprises exhibited a certain degree of relocation, leaving room for maintaining employment. On the other hand, the “production sector” showed a tendency for relocation, with relatively higher employment retention, especially in large-scale business establishments. While Genda’s observation of widespread job losses was evident in the consumption sector, contrary to his assertion, employment retention was more prevalent in the production sector. These findings reveal that the disappearance and relocation of business establishments and enterprises significantly impact the circumstances of workers. Adopting this perspective of “mobile industries and employment” has the potential to clarify pathways for sustaining occupations during evacuation periods. Understanding the dynamics of industry and employment during disasters is essential as a foundational perspective for supporting evacuees and formulating policies to maintain employment.

  • Modern Ideas of Social Order: Independence from Progress in the 19th Century West Thought

    kohei yoshida

    The 11th Research Meeting  (C462 Meeting Room, Department of Literature, Kobe University)  Research Group of Time in Society

    Presentation date: 2025.03

    Event date:
    2025.03
     
     

     View Summary

    This paper explores the transformation of ideas about social order in 19th-century Western thought by contrasting two distinct concepts: the "order to come" and the "order that exists." The "order to come" was envisioned by Rousseau, Saint-Simon, Comte, and Spencer as an ideal future social structure. However, Gumplowicz viewed order as a contingent phenomenon and destabilized this vision by highlighting the possibility of chaos. On the other hand, the "order that exists" was understood by Tocqueville, Proudhon, Ross, and Cooley as a duality of order and disorder embedded in real social relationships and power structures. This study reveals that ideas of order developed autonomously across two dimensions—ideal future visions and the realities of social structures—rather than being a mere extension of the concept of progress. Ultimately, this research suggests that conceptions of order have become independent from the idea of progress, highlighting the need to analyze social order from a multilayered perspective.

  • Acceptance Speech for the 2024 Award for Distinguished Articles in the Advances in Social Research (The JASR Journal)

    Kohei YOSHIDA  [Invited]

    The Ceremony of the 2024 Japanese Association for Social Research (JASR) Award  (online)  Japanese Association for Social Research (JASR)

    Presentation date: 2024.11

    Event date:
    2024.11
     
     
  • Unveiling Worker Hardships in Displacement: Lessons from the Fukushima Nuclear Evacuation - A New Look at Unwanted Mobility

    YOSHIDA, Kohei

    The 8th Global Creative Industries Conference  (Osaka University)  Creative Push (Hong Kong)

    Presentation date: 2024.11

    Event date:
    2024.11
     
     

     View Summary

    This study develops a framework to analyze the experiences of displaced workers. Events such as plant accidents, natural disasters, environmental pollution, land development, and armed conflict can force people to relocate, severely disrupting nearly every aspect of their lives, including their work and livelihood. However, the effects of displacement on the workers’ lives are not yet revealed. To explore these challenges, the study focuses on the forced evacuation following the Fukushima nuclear disaster. Through interviews with workers from a resettled welfare organization, both general life difficulties (Group A) and work-related challenges (Group B) are examined. Between March and June 2011, these displaced workers faced not only daily hardships but also separation from colleagues and jobs, along with uncertainty about the future of their workplaces. The findings reveal that the interconnected challenges of life and work can erode a sense of belonging and purpose. This study bridges gaps between sociology, anthropology, and psychology, providing a view of the hardships and struggles faced by displaced workers. It helps construct a valuable a model to describe the hardships caused by past and future displacements, both in China and globally, highlighting the early stages of unwanted mobility.

  • Writing A Future: Nicholas Timasheff, Half Century of Exile, and the Recurring Social Dynamics

    Kohei YOSHIDA

    The Japan Society for the Comparative Study of Civilizatioins  (Nagasaki City)  The Japan Society for the Comparative Study of Civilizations

    Presentation date: 2023.11

    Event date:
    2023.11
     
     
  • What Connects White Russians to the Land of Liberty, America: Sociological Challenges Faced by Legal Scholar Nikolai Timasheff after Fleeing St. Petersburg

    Kohei Yoshida  [Invited]

    2023 First Workshop for Cultural Interaction Studies: 'Exiled Sociologists and the Experience of Border Crossing: Re-examining the Boundaries of Society and Scholarship'  (Kobe City)  Kobe University Research Unit for the Creation of 'Cultural Interaction Studies’

    Presentation date: 2023.10

    Event date:
    2023.10
     
     
  • Accelration of Society, Organized Modernity, and the Idea of Order: Thing That Connect P. Wagner to H. Rosa

    Kohei, Yoshida

    The 96th Annual meeting, Japan Sociological Society  (Rissyo University)  Japan Sociological Society

    Presentation date: 2023.10

    Event date:
    2023.10
     
     
  • The Fundamental Problems of Establishing a Restricted Area: Livelihood Difficulties in the Long-Term and Distant Drifting – A Literature Review of the Unzen Volcano Disaster

    Kohei, YOSHIDA  [Invited]

    Research Group Aiming to Theorize Social Welfare Practice: 1st Annual Conference, Nagasaki  (Isahaya City)  Research Group Aiming to Theorize Social Welfare Practice

    Presentation date: 2023.09

    Event date:
    2023.09
     
     
  • Nationalized and Denationalized Sociologies: How Borders Were Created between Émigré Scholars and Host Countries, 1918-1959

    KOHEI YOSHIDA

    XX World Congress of Sociology  (Merbourne)  International Sociological Association

    Presentation date: 2023.06

    Event date:
    2023.06
    -
    2023.07
  • Nicholas Timasheff's Sociology of Power and Ethics

    Kohei YOSHIDA, Koji YOSHINO

    81st Meeting of the Sociological Society of West Japan  (Kumamoto city)  Sociological Society of West Japan

    Presentation date: 2023.05

    Event date:
    2023.05
     
     
  • Sociology of Occupation in Disaster: Why Wanna Return to Work? / A Monographic Study on the Refugees of Fukushima Nuclear Accident

    kohei YOSHIDA  [Invited]

    Research Meeting of WIMA  (online)  WIMA (Waseda Institute for Medical Anthropology on Disaster Reconstruction)

    Presentation date: 2023.04

    Event date:
    2023.04
     
     
  • Revisiting Nicholas Timasheff

    Kohei YOSHIDA

    Research Group on Sociology for Good Living  (online)  Research Group on Sociology for Good Living

    Presentation date: 2022.03

    Event date:
    2022.03
     
     
  • Why Village-based Organizations in Abroad? A Comparative Case History of the Okinawan Immigrants in Latin American Countries

    Kohei Yoshida

    The 94th Annual Meeting of JSS (The Japan Sociological Society)  (Tokyo Metropolitan University (online))  The Japan Sociological Society

    Presentation date: 2021.11

    Event date:
    2021.11
     
     
  • Timasheff, Law, and Russia

    Kohei Yoshida

    Research Group on Sociology for Good Living  (online)  Research Group on Sociology for Good Living

    Presentation date: 2021.10

    Event date:
    2021.10
     
     
  • Disaster Made "We" Gone: A Welfare Enterprise's Occupational Groups Reconstructed During Fukushima Disaster

    Kohei Yoshida

    The Japanese Association of Labor Sociology: 33d Annual Conference  (Online)  The Japanese Association of Labor Sociology

    Presentation date: 2021.10

    Event date:
    2021.10
     
     

     View Summary

    Its oral presentation can be seen at https://youtu.be/GgpSTJ5p8k0

  • Empowering to Set-up Townspeople’s Own Community Groups in the Areas Away from the Affected Place: Actions Committed by The Enlarged Tokyo Office of Fukko Support Project, Town of Okuma, Fukushima Prefecture

    Kohei Yoshida

    Japan Society for Disaster Recovery and Revitalization: Anual Conference 2021 in Iwate Prefecture  (Online)  Japan Society for Disaster Recovery and Revitalization

    Presentation date: 2021.09

    Event date:
    2021.09
     
     

     View Summary

    pp. 25-26, Proceedings

  • <Book Review> Koji Yoshino “Creating Sociology of Altruism: The Last Challenge of P. A. Sorokin” (2020, Tokyo: Showado))

    Kohei Yoshida  [Invited]

    The Group for the History of Economic Thought: 254th Meeting 

    Presentation date: 2021.07

    Event date:
    2021.07
     
     
  • Nationalized Networks, Self-observing Society, and the Polarized View of the World: The U.S. Social Scientists’ War Efforts in WWII and After

    Kohei Yoshida

    'Cold War Social Science' Session at the IV (4th) ISA Forum of Sociology  (Porto Alegre, Rio Grande do Sul (Online))  RC08 (Research Committee on History of Sociology), ISA (International Sociological Association)

    Presentation date: 2021.02

    Event date:
    2021.02
     
     

     View Summary

    Its oral presentation can be seen at https://youtu.be/4KHOprkGBSE In this study, I discuss the American scholars’ war efforts in world war two and after. I’ll show that the scholars' voluntary groups - 'American Defense, Harvard Group' and 'Committee for National Morale' - were both envisioning a nationalized system of American society, which would have something to do with the social scientific practices of Cold War.

  • Calamity and Mobility: Problems of Fukushima Nuclear Disaster and Widespread Evacuation

    Kohei YOSHIDA  [Invited]

    Society of Hi-mobility and Order of Lives: A Symposium at Institute for Advanced Social Research, Kwansei Gakuin University  (Online)  Institute for Advanced Social Research, Kwansei Gakuin University

    Presentation date: 2021.01

    Event date:
    2021.01
     
     
  • A Geneology of "Progress" and "Order": The Absence of the Idea "Indefinite Progress" in Nineteenth Century Sociology

    Kohei YOSHIDA

    Japan Sociological Society 93rd Conference  (Matsuyama City, Ehime Prefecture (online))  Japan Sociologiacal Society

    Presentation date: 2020.10

    Event date:
    2020.10
    -
    2020.11
  • Progress, Regress, and Time: Invention and Oblivion in Modern Western Europe?

    Kohei Yoshida

    Research Meeting for Establishing the Contemporary Sociology of Time  (online)  Research Group for Establishing the Contemporary Sociology of Time

    Presentation date: 2020.09

    Event date:
    2020.09
     
     
  • Vulnerability and Resilience of Work Life: Changing Industry and Jobholders in the Area Surrounding Fukushima Nuclear Plants

    Kohei YOSHIDA

    5th Research Exchange Meeting on Earthquake Disaster Issues  (Shinjuku Ward, Tokyo Prefecture)  Great Earthquake Research Network

    Presentation date: 2019.03

    Event date:
    2019.03
     
     
  • "Social Sciences Strengthen Civilian Morale": Committee For National Morale, NY, and its origin, 1940‐1941

    Kohei YOSHIDA

    53rd Annual Meeting of The Japan Association for the Study on the History of Sociology  (Kyoto City)  The Japan Association for the Study on the History of Sociology

    Presentation date: 2015.06

    Event date:
    2015.06
     
     
  • Formation of Self-help Groups in the Nuclear Evacuation: The Organization of Peoples as Defined by the Municipalities around Fukushima Plants

    Kohei Yoshida

    Annual Meeting of the Year 2013 in Osaka, the Japan Society for Disaster Recovery and Revitalization  (Kansai University at Takatsuki Muse Campus, Osaka)  the Japan Society for Disaster Recovery and Revitalization

    Presentation date: 2013.10

    Event date:
    2013.10
     
     
  • American Sociological Research Response to the Post Great War Crisis: An Historical Account of the Rise and Fall of Methodical Asceticism

    Kohei YOSHIDA

    45th Annual Meeting of Cheiron  (University of Dallas, Irving, TX)  Cheiron: The international society for the history of behavioral and social sciences

    Presentation date: 2013.06

    Event date:
    2013.06
     
     
  • The History of a Progressing Society, the Record of a Transforming Group

    Yoshida, Kohei

    Research Group for Establishing the Contemporary Sociology of Time  (online)  Research Group for "Establishing the Contemporary Sociology of Time"

    Presentation date: 2022.03

    Event date:
    2022.03
     
     
  • The Idea of Progress and the Time of Society for Social Scientists

    Kohei YOSHIDA

    Contemporary Development of "Sociology of Time" Thematic Session, The 92nd Conference of the Japan Sociological Society (at Tokyo Women's University)  (Suginami Ward, Tokyo Prefecture)  Japan Sociologiacal Society

    Presentation date: 2019.10

  • Strategies and Outcomes of the "Evacuee Community Reconstruction Support Project' in Okuma Town"

    Yoshida Kohei, Suzuki Hidekazu  [Invited]

    Joint Research Meeting on Evacuation and Displacement, Institute of Disaster Area Revitalization, Regrowth and Governance  (Chiyoda Ward, Tokyo Prefecture)  Kwansei Gakuin University Institute of Disaster Area Revitalization, Regrowth and Governance

    Presentation date: 2019.03

    Event date:
    2019.03
     
     
  • Chaging Occupation in Fukushima Nuclear Disaster

    Kohei YOSHIDA

    Presentation date: 2018.03

    Event date:
    2018.03
     
     
  • Outcomes and Prospects of the Community Set-up Support Work Tackled by The Enlarged Tokyo Office, Town of Okuma, Fukushima Prefecture

    Kohei YOSHIDA, Hidekazu Suzuki

    The Japan Society for Disaster Recovery and Revitalization: Annual Conference 2016 in Ishinomaki  (Ishinomaki Senshu University, Ishinomaki City, Miyagi Prefecture)  Japan Society for Disaster Recovery and Revitalization

    Presentation date: 2016.10

    Event date:
    2016.10
     
     

     View Summary

    Proceedings

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Research Projects

  • 社会学的時間批判―公理論化と学説・応用研究の総合による現代的時間現象の批判的研究

    日本学術振興会  科学研究費助成事業

    Project Year :

    2022.04
    -
    2025.03
     

    高橋 顕也, 鳥越 信吾, 梅村 麦生, 吉田 耕平

  • International Research Project on Primary Resources of Exiled Intellectuals: On Sociology for "Good Life"

    Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B)

    Project Year :

    2019.04
    -
    2024.03
     

    Koji YOSHINO, Mugio UMEMURA, Kohei YOSHIDA, Naoki ISO

  • Establishing the contemporary sociology of time: Conceptions of social time elucidated via integration of axiomatic method and theoretical, historical, and applied studies

    Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C)

    Project Year :

    2019.04
    -
    2022.03
     

    Kenya TAKAHASHI, Mugio UMEMURA, Kohei YOSHIDA

     View Summary

    This research project a) elucidated the axiomatic systems of the concept of social time (Sorokin & Merton), the four ideal types of time (Mita), and the time concept in sociological systems theory (Luhmann), b) clarified a part of the history of the sociology of time in terms of “social time”, c) clarified the relationship between collectivity, individuality and social time on the basis of the time theory of Halbwachs and Durkheim, d) indicated the potentialities of Luhmann’s conception of time as communication medium and its forms, e) elucidated that the idea of Indefinite Progress had been always contested by such ideas as Regress and Cycle in the nineteenth century Western thought, f) interpreted Mita’s theory of nihilism as a question of modern sense of instrumentalism and exchange value.

  • Nuclear Plant Accident and Affected Social Groups: A Sociological Study of How the Evacuated Family, Neighborhood and Business Respond to the Fukushima Nuclear Disaster

    Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B)

    Project Year :

    2015.04
    -
    2018.03
     

    Yoshida Kohei

     View Summary

    No sufficient empirical study has been conducted on how the social groups - families, neighborhoods, businesses - experience the devastating disaster in Japan. This project carried out a series of research on how these three types of social group are affected by the ongoing mass evacuation process, and on how they are responding to this situation. To that end, this study took a sociological approach so that the "group" change is explained not only in its actual membership but also in its symbolic representation. These processes were shown in the statistical and case study of the groups that were evacuated from the area surrounding Fukushima Nuclear Plant.

  • The Present and Future of Small- and Medium-sized Companies: A Case Study in the Areas around the Fukushima-1 Plant

    The Toyota Foundation  2013 Research Grant Program

    Project Year :

    2013.10
    -
    2014.09
     

    Kohei Yoshida

     View Summary

    <Abstract of Project Proposal>

    When we think of recovering from a serious disaster, it is inevitable to promote re-opening local businesses and re-hiring the employees, otherwise neither the managers nor the workers would be able to start reconstructing their lives. In the case of a natural disaster, business and employment are even more important because they stimulate the recovery of economic, political, social, and cultural processes.
    However, this is not always the case, as in the aftermath of the Great East Japan Earthquake. Especially in the area around the Fukushima Nuclear Plant, where catastrophic damage to every aspect of human life continues, it is apparent that the reconstruction of enterprises and employment is not necessarily contributing to the recovery of the damaged area and its people.
    There are a couple of obvious reasons for this: the strict evacuation zones still prevent quite a few companies from operating in their original locations: moreover, uncertainty over the changing disaster zone boundaries discourages managers and employees from deciding where it is safe to work, or even to live.
    However, no matter what the economic situation is, new social forms and values are being formed: workers have somehow begun to resume their work and ideals despite the difficulties entailed by the evacuation and disappointing uncertainty. When we pay serious attention to small and medium-sized companies and their sometimes fragile workplaces, we get a better idea of their company morale as well as their mutual relationship outside the workplace.
    Hence it is our goal in this project to determine which kind of industry is the model of new social forms and values, and which work arrangement gives us the best chance of safely and securely reconstructing communities affected by the ongoing disaster.

    <Summary of Final Report>

    [1] Research Challenges
    The true nature of an economy is often tested during disasters. In the wake of events like the Great Hanshin Earthquake and the Great East Japan Earthquake, discussions emerged not only about the immediate emergency responses and innovative recovery business models but also about government economic support and the advancement of moral economies. These circumstances have sparked calls to re-examine the conventional economic structures.

    But how much recovery have the affected economic entities themselves achieved? Some businesses succumbed to adversity, while others overcame challenges and thrived in the long term. What distinguishes these outcomes? Are the often-discussed innovations in business models or advancements in moral economies genuinely aiding the recovery of affected organizations?
    Upon examining the factors influencing the revival of local economic entities, a critical perspective appears to be missing. How do the leaders and employees of resilient companies maintain the resolve to overcome such immense hardships over several years or even decades? Is such perseverance possible without rebuilding the connections among colleagues who supported each other before the disaster?
    This study aimed to demonstrate that reconstructing workplace relationships is fundamental to achieving job recovery. By identifying and removing barriers to job recovery, the study sought to propose pathways for reinforcing the societal values that people genuinely desire and actively uphold.

    [2] Research Methods
    The study focused on small and medium-sized enterprises (SMEs) affected by the Great East Japan Earthquake, specifically examining the role of workplace relationship reconstruction. It analyzed the current realities and challenges of businesses in Fukushima Prefecture’s Futaba District that, even 3 to 5 years after the disaster, continued striving to restore pre-disaster economic activity.
    First, the study questioned the perspective that "all it takes for job recovery is funding and opportunities." Contrary to expectations that recovery-related construction and energy industries were driving business and employment growth, statistical evidence suggested a more complex interplay of factors. To address this, data from Fukushima Prefecture’s Chamber of Commerce and Industry Federation and Teikoku Databank were utilized. These sources allowed the study to reveal how workplace dynamics were not irrelevant to business resumption.
    Second, the study challenged the view that "achieving business operations and employment automatically leads to job recovery." Detailed examination showed that merely restoring operations and employment might fail to alleviate fatigue among on-site workers. To explore this further, cooperation was sought from companies in various sectors: food service (Company P), welfare services (Company Q), and automotive maintenance (Company R). The findings highlighted how the reconstruction of workplace relationships serves as a vital driving force for true job recovery. Conversely, failure in such reconstruction could significantly hinder progress.

    [3] Research Findings
    Through statistical and case analyses, the study did not confirm that funding and opportunities alone advance job recovery. For medium-sized service industry businesses, workplace relationship reconstruction was essential for recovery. Statistical data showed that neither the mere association with construction or nuclear industries nor the resumption of business activities directly led to increased revenue or employee returns.
    From individual cases, it became evident that when workplace relationships were rebuilt, the process of business resumption gained considerable momentum. However, dispersed work arrangements made it challenging to envision collective recovery efforts, causing frustration over the gap between initial enthusiasm and current realities.
    Nevertheless, rebuilding broader connections, including with former employees and newly joined staff, emerged as a source of strength for tackling long-term challenges. Promoting and sustaining workplace relationship reconstruction appears to be a critical new value sought on the ground, beyond merely securing funding or opportunities.

    To this end, two recommendations are proposed:
    - Alleviating barriers to workplace relationship reconstruction by supporting initiatives such as employee housing development and company-led employment assistance.
    - Promoting sustainable relationship-building efforts to foster a sense of commitment to regional recovery, thereby creating new value for society.

  • Social Scientists in the United States and Their War Efforts During World War II

    日本学術振興会  科学研究費補助金

    Project Year :

    2013.08
    -
    2014.03
     

    吉田 耕平, 人文科学研究科, 客員研究員

  • 自由主義の危機における20世紀アメリカ社会学の変容――二度の世界大戦を通じた考察

    日本学術振興会  特別研究員奨励費

    Project Year :

    2010.04
    -
    2012.03
     

    Kohei Yoshida

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Misc

  • A Word for the Acceptance (Social Research Association Award: Cross-Regional Data Extraction Method Using the Teikoku Databank Database”)

    Kohei yoshida

       2025  [Invited]

    Article, review, commentary, editorial, etc. (scientific journal)  

  • The Future of Data Science and Social Research: How Can They Coexist?

    Kohei YOSHIDA

    "Social Research Now" (Japanese Association for Social Research (JASR) online publishment)    2024.12

    Article, review, commentary, editorial, etc. (scientific journal)  

     View Summary

    By chance, I was assigned to develop a data science education program at my current institution last October. Since then, I have paused most of my research projects to explore ways to combine data science with social research education. Teaching how to create and use AI is interesting, but it feels incomplete. In this article, I share the challenges and solutions I discovered and reflect on education and society.

  • [Lecture Abstract] Things That Connect White Russians to the Liberal U.S.: Sociological Problems for Nicholas Sergeyevitch Timasheff (1886-1970), a Jurist Who Fled from St. Petersburg,

    Kohei YOSHIDA

    Journal of Port Cities Studies   19   73 - 74  2024.03  [Invited]  [Domestic journal]

    Rapid communication, short report, research note, etc. (bulletin of university, research institution)  

  • Theorizing Actions to Struggle with the Calamity Age

    kohei yoshida

    The journal of Ohara Institute for Social Research   ( 765 ) 87 - 91  2022.07  [Invited]  [Domestic journal]

    Book review, literature introduction, etc.  

  • <<Summary Report>> Archival Research on WWII: Washington, D.C. and Boston/Cambridge, 2014.10-11

    Kohei YOSHIDA

        1 - 32  2020.11

  • Writing Out How the Social Groups Change: Neighborhood, Workplace, and Family

    Kohei YOSHIDA

    FUKKOU   39   7 - 7  2019.07  [Invited]

    Article, review, commentary, editorial, etc. (other)  

  • History of Ginoza Sonjinkais in Three Latin American Countries: A Foundation of Communications among Okinawa, Peru, Argentina, and Brazil

    Kohei Yoshida

       2018.12

    Other  

  • Industrial Change and Human Move in the Municipalities in the Three Prefectures of North-Eastern Japan

    Kohei YOSHIDA

       2018.08

    Other  

  • Kesen Area and Ojika Area: A Field Report of Five and Half Years after Great Tsunami

    Kohei YOSHIDA

       2018.03

    Other  

  • 大学生の仕事と暮らし――2017年度「社会調査の基礎」レポート集

    吉田耕平

       2017.08

  • 原子力災害下の事業再開とコミュニティ支援――2016年度「社会調査の基礎」レポート集

    吉田耕平

       2016.08

  • 大学生の仕事と暮らし――2016年度「社会調査の基礎」レポート集

    吉田耕平

       2016.08

  • 大学生の仕事と暮らし――2015年度「社会調査の基礎」レポート集

    吉田耕平

       2015.08

  • 大学生の仕事と暮らし――2014年度「社会調査の基礎」レポート集

    吉田耕平

       2014.08

  • Introducing Communities — “Fureai Salon” in Kōriyama and “Atsumakka Ōkuma” in Kashiwazaki, where Ōkuma residents come together

    Kohei, Yoshida

    Kōhō Ōkuma (Ōkuma Town Bulletin)   ( 平成24年2月1日号 ) 2 - 5  2012.02  [Invited]  [Domestic journal]

    Article, review, commentary, editorial, etc. (other)  

     View Summary

    Ōkuma Town, located in the coastal Hamadōri region of Fukushima Prefecture, was forced to evacuate its entire administration outside the town’s territory in March 2011 due to the nuclear accident. It is widely known that the town’s residents have been living as evacuees across Japan and abroad. However, it is less known even among the townspeople that gatherings of residents have been held in various places far from the town office. In December 2011, the author, appointed as a “special correspondent” by the Planning and Coordination Division of the town office, visited Ōkuma residents in various locations, joined gatherings among the townspeople, and listened to the participants’ thoughts and experiences. In the issue published on February 1, 2012, the author contributed a “Introducing Communities” to the town’s public relations magazine, featuring (1) the “Fureai Salon” held at Yoriaidokoro Kūkan kuuma in Kōriyama City, Fukushima Prefecture, and (2) the “Atsumakka Ōkuma” meetings held in Kashiwazaki City, Niigata Prefecture. Through this coverage, a glimpse of activities just beginning to emerge among the dispersed residents of Ōkuma was widely shared.

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Syllabus

Teaching Experience

  • Basics of Artificial Intelligence (AI)

    Nagasaki Wesleyan University  

    2024.04
    -
    2025.03
     

  • Data Science II

    Nagasaki Wesleyan University  

    2024.04
    -
    2025.03
     

  • Data Science I

    Nagasaki Wesleyan University  

    2024.04
    -
    2025.03
     

  • Introduction to Data Science

    Nagasaki Wesleyan University  

    2024.04
    -
    2025.03
     

  • Introduction to Sociology

    Faculty of Regional Design and Development, University of Nagasaki  

    2024.08
     
     
     

  • Small and Medium Enterprises

    Nagasaki Wesleyan University  

    2023.04
    -
    2024.03
     

  • Business Administration

    Nagasaki Wesleyan University  

    2023.04
    -
    2024.03
     

  • Marketing

    Nagasaki Wesleyan University  

    2023.04
    -
    2024.03
     

  • Theory of Risk Management

    Kobe Shoin Women's University  

    2021.04
    -
    2023.03
     

  • Introduction to Science

    Shijonawate Gakuen University  

    2015.04
    -
    2023.03
     

  • Introduction to Information Literacy II

    Shijonawate Gakuen University  

    2015.04
    -
    2023.03
     

  • Introduction to Information Literacy I

    Shijonawate Gakuen University  

    2015.04
    -
    2023.03
     

  • Mathematics for Social Safety I

    Kansai University  

    2014.04
    -
    2023.03
     

  • Professional English II

    Kansai University  

    2014.04
    -
    2023.03
     

  • Foundations of Social Research

    Kansai University  

    2014.04
    -
    2023.03
     

  • Sociology II (Theory and Facts of East Japan Great Earthquake)

    Chuo University  

    2021.09
    -
    2022.03
     

  • Urban Policy

    Department of Global Studies, Kyoto University of Foreign Studies  

    2019.11
    -
    2022.03
     

  • Special Lecture on Sociology

    Tokyo Metropolitan University  

    2014.04
    -
    2015.03
     

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Social Activities

  • 特定NPO法人「フロンティアとよはし」(愛知県)

    2010.04
    -
    Now

  • A Special Exibition: Integrating Degital Tools and Newspaper Archives in Disaster Hisotory Learning

    Unzen Volcano Disaster Memorial Hall, Shidax Daishinto Human Service Co., Ltd.  Inori no Tomoshibi (Praying with Candles)  (Unzen Volcano Disaster Memorial Hall (Gamadasu Hall)) 

    2025.06
     
     

  • 長崎県立図書館郷土資料センターの災害特別展示 活動紹介

    2024.10
     
     

  • 雲仙普賢岳噴火災害の新聞報道スクラップブック 懇話会

    2024.02
     
     

  • 株式会社コラピア ウェブサイト業務

    2022.10
    -
    2023.03

  • 株式会社シルバー産業新聞のニュースサイト 運営

    2019.01
    -
    2023.03

  • 株式会社TAC (タック) 講師

    2014.09
    -
    2023.03

  • 世界のウチナーンチュ大会 市町村の記録

    2022.10
    -
    2022.11

  • 世界のウチナーンチュ大会 市町村の記録

    2016.10
     
     

  • 大熊町役場企画調整課臨時特派員

    2011.12
    -
    2012.11

  • 任意団体「とみおか子ども未来ネットワーク」設立

    2012.02
     
     

  • 「社会学広域避難研究会」設立

    2011.09
     
     

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