IWAASA, Takumi



Faculty of Human Sciences, School of Human Sciences

Job title

Assistant Professor(non-tenure-track)

Degree 【 display / non-display

  • 順天堂大学   博士(スポーツ健康科学)

Research Experience 【 display / non-display

  • 2021.04

    早稲田大学 人間科学学術院   講師(任期付)

  • 2020.01

    独立行政法人 労働者健康安全機構 労働安全衛生総合研究所   研究員

  • 2019.05

    順天堂大学 スポーツ健康科学部   非常勤助教

  • 2016.04

    公益財団法人 大原記念労働科学研究所   研究員

Professional Memberships 【 display / non-display

  • 2020.04

    Japan Society for Occupational Health


    International Academy of Sportology






    Juntendo Medical Society

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Research Areas 【 display / non-display

  • Sports sciences

Research Interests 【 display / non-display

  • Human Resource Management

  • Organizational Behavior

  • Health Management

Papers 【 display / non-display

  • Relationships between the Psychological Safety, Job Resources, and Work Engagement of Fitness Club Employees

    Kentaro INABA, Yasuyuki HOCHI, Takumi IWAASA, Motoki MIZUNO

    Juntendo Medical Journal   67 ( 4 ) 360 - 366  2021.08  [Refereed]

  • Job Satisfaction and Intention to Stay in Relation to Sport and Exercise Activities Among Nurses of University Hospitals

    Takumi IWAASA, Motoki MIZUNO

    Juntendo Medical Journal   66 ( 2 ) 142 - 153  2020.04  [Refereed]

  • Practice and Assessment of the Team Building Approach for Human Resource Development in Elite Youth Soccer Players

    芳地 泰幸, 山田 泰行, 靑葉 幸洋, 岩浅 巧, 江波戸 智希, 水野 基樹

    スポーツ産業学研究 = Journal of Japan Society of Sports Industry   29 ( 2 ) 125 - 135  2019.04  [Refereed]


  • Job stress and mental health among sports facility workers in Japan:Through comparison of office staff and instructor staff

    Park Myunghee, Otake Hirokazu, Yamada Yasuyuki, Iwaasa Takumi, Mizuno Motoki

    Japan Journal of Lifelong Sport   15 ( 1 ) 1 - 10  2018  [Refereed]

     View Summary

    Sports facility workers in Japan are exposed to mental health risks due to the demand of jobcharacteristics and job insecurity due to many temporary workers. The purpose of this study wasto clarify the characteristics of mental health of Japanese sports facility workers, using the NewBrief Job Stress Checklist. The survey was conducted on 488 workers in the capital area sportsfacilities in Japan, among which 378 valid respondents (183 office staffs and 195 instructor staffs)were grouped and data were analyzed. The survey included Job stress measured by the New BriefJob Stress Questionnaire, and Mental health measured by General Health Questionnaire. To examineassociations between job stress and mental health, χ2 test, t-test and linear regression analysesmodels were conducted. As a result, the two groups showed different job stress factors.(1) Office staffs showed better status in terms of qualitative and physical demand than instructorstaffs, and the instructor staffs showed better status in terms of application of skill, job insecurity,and meaning of job.(2) Instructor staffs showed a better mental health status. For office staffs, the quantitative demand,job control, meaning of job, and job insecurity had a significant relationship with mental health. Forinstructor staffs, the physical demand, interpersonal relationships, job insecurity had a significantrelationship with mental health.

    DOI CiNii

Books and Other Publications 【 display / non-display

  • Advances in Physical, Social & Occupational Ergonomics

    Takumi IWAASA( Part: Joint author, Effects of Occupational Stressors on Depressive Symptoms: Longitudinal Study Among Medical Services and Welfare Workers)


  • Advances in Social and Occupational Ergonomics

    Takumi IWAASA( Part: Joint author, Changes and Differences in Mental Status of Nurses: Using Mind Monitoring System by Voice)

    Springer  2019.07

  • スポーツマーケティング入門

    相原 正道, 工藤 康宏, 大野 宏之, 前田 和範, 岩浅 巧

    晃洋書房  2019 ISBN: 9784771032507

  • Advances in Human Factors, Business Management and Leadership

    Takumi IWAASA( Part: Joint author, Relationship Between Diversity Faultlines and Turnover Intentions of Nurses in Japan)

    Springer  2018.01

  • Advances in Human Factors, Business Management, Training and Education

    Takumi IWAASA( Part: Joint author, A Study of the Current Status of Diversity Faultlines in Japanese Work Organizations)

    Springer  2017.01

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Awards 【 display / non-display

  • 第23回日本看護管理学会学術集会 優秀ポスター賞

    2019.10   日本看護管理学会   「研究者から看護師への研究結果フィードバックの科学的有用性に関する検討―看護組織のコミュニケーション調査を中心にして―」

  • 第53回人類働態学会全国大会 優秀発表賞

    2018.06   人類働態学会   「看護組織におけるダイバーシティ・フォルトラインが個人と組織に及ぼす影響」

    Winner: 岩浅 巧

  • 第50回人類働態学会全国大会 優秀発表賞

    2015.06   人類働態学会   「住民主体のまち興しの実現に向けて―地域イベントにおける着地型観光に関する調査―」

    Winner: 岩浅 巧

Research Projects 【 display / non-display

  • 医療機関の高信頼性組織の構築に向けた脳神経科学を応用した経営学的研究


    Project Year :


    水野 基樹 水野 有希 岩浅 巧 芳地 泰幸 山田 泰行

    Authorship: Coinvestigator(s)

  • 人工知能(AI)技術を応用した看護組織の組織活性化に関する経営学的研究

    Project Year :


    水野 基樹 山田 泰行 芳地 泰幸 水野 有希 岩浅 巧

    Authorship: Coinvestigator(s)

  • 「看護組織におけるダイバーシティ・フォルトラインが職務満足と就業継続意向に及ぼす影響に関する実証研究」

    Project Year :


    岩浅 巧

    Authorship: Principal investigator

Presentations 【 display / non-display

  • フィードバックがもたらす看護組織内のコミュニケーション行動における効果について

    水野有希, 水野基樹, 山田泰行, 芳地泰幸, 富樫恵美子, 岩浅巧, 林英範, 會田秀子, 岡田綾


    Presentation date: 2021.08

  • 大学病院における看護師のコミュニケーションの特徴とチームワークとの関連



    Presentation date: 2021.08

  • Awareness of leadership and teamwork in nursing organization

    Motoki Mizuno, Yasuyuki Hochi, Yasuyuki Yamada, Takumi Iwaasa, Emiko Togashi, Yumi Arai, Aya Okada, Hideko Aida, Hidenori Hayashi, Yuki Mizuno

    12th International Conference on Applied Human Factors and Ergonomics 

    Presentation date: 2021.07

  • Qualitative changes of communication activities in nursing organization

    Yuki Mizuno, Motoki Mizuno, Yasuyuki Yamada, Yasuyuki Hochi, Emiko Togashi, Takumi Iwaasa, Yumi Arai, Hidenori Hayashi, Hideko Aida, Aya Okada

    12th International Conference on Applied Human Factors and Ergonomics 

    Presentation date: 2021.07

  • Relationships between the characteristics of assertions and teamwork in nursing organizations

    Yasuyuki Hochi, Yuki Mizuno, Emi Togashi, Takumi Iwaasa, Yasuyuki Yamada, Hidenori Hayashi, Junko Sakurai, Hideko Aida, Aya Okada, Motoki Mizuno

    12th International Conference on Applied Human Factors and Ergonomics 

    Presentation date: 2021.07

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Syllabus 【 display / non-display

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