Research Experience
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2007.04-NowVisiting Scholar of Beijing University(China) 
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2010.04-2011.03米国Temple University 訪問学者 
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2009.04-2010.03Visiting Scholar of Temple University(USA) 
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2002.04-2007.03Professor of Waseda University(Japan) 
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2000.04-2002.03Associate Professor of Waseda University(Japan) 
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1998.03-2000.02Assistant Professor of Waseda University(Japan) 
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1996.03-1998.02Assistance professor of Dankook University(Korea) 
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1992.04-1994.03Full-time lecturer of Dankook University(Korea) 
 
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