Graduated from the Department of Management, Seoul National University, Korea, studied economics at the Graduate School of Tokyo University, and completed the doctoral program. In addition, through the continuous research on Korean online games, he served as the vice president of the Korean Game Society and the vice president of the Japanese Online Games Association.
His works include Online Game Innovation and Strategy (Imperial University Press, English, 2009), Secondlife Business Strategy (Central Book, Korean, 2007), Innovation Organization Strategy (Johor Bahru, 2004, Japanese) and Economic Analysis of Game Industry (Toyo Economic Newsletter, 2003, Japanese). In addition, "Technology Innovation Strategy of Japanese Enterprises" (Asan Consortium Publishing Department, 2006) and "Research on Online Game Management in Korea" (Toyo Economic News, 2006, Japanese, the same book as online game management strategy) will be published soon.