Kyouichi Tachikawa (立川 京一, Tachikawa Kyōichi; born 1966) is a Japanese historian specializing in international politics military history, specifically French Indochina. He was born in the Tokyo. He is a graduate of the Sophia University foreign language department. As of 1999, he lectures part-time at Sophia University and at Caritas Junior College. Currently he is working as a researcher for the Japanese Ministry of Defense where he does research on military history.
Source: “Kyouichi Tachikawa”, English Wikipedia (CC BY-SA 4.0), excerpt