吉川特任教授、“The Regional Security System in East Asia: The Dilemma of the US-Japan Security Alliance”『広島平和研究』第7号、2020年3月、pp. 43-60を寄稿
Specially Appointed Prof. Kikkawa contributes a paper entitled, “The Regional Security System in East Asia: The Dilemma of the US-Japan Security Alliance,” Hiroshima Peace Research Journal, Vol. 7, March, 2020, pp. 43-60.