Research on the political consciousness survey of Chinese overseas students, Yan Ming, November 1987, Osaka
Japan's social stratification, Overseas Youth, 1988, Osaka
A critique on Japan's China policy, Tansuo, March 1992, New York USA
Nationalism and democracy of China, Democratic China, September 1992, Tokyo
Report about Amnesty International in Japan, Asia's New Wave, May 1993, Nagoya
Understanding Japan Communist Party, Sun Miu, March 1994, Hong Kong
A new interpretation on sovereignty, Newsletter of FCDP, April 1994, Hong Kong
An essay on China's contemporary foreign business affairs, October Review, December 1994, Hong Kong
Discussion on state forms, Democratic China, January 1995, Tokyo

Japan's role in the contemporary international affairs, Excellent prize of Forum' 89 Competition, Ministery of Foreign Affairs of Japan
Measuring social status, Annual Human Science, March 1990, Osaka University
A history of Social-democracy and China's future, Daybreak, July 1990, Kyoto
Book review for [The Undercurrent of Contemporary China], Sociology, October 1990, Kyoto University
Social mobility of Japanese local assemblymen, Research report on local assemblymen, February 1991, Kinki Jichi kenkyukai, Japan
Investigation on social characters of Japanese local assemblymen, Annual Human science, April 1991, Osaka