In the same year, after returning to Choshu due to the Coup of August 18 (September 30 in new calendar), he formed a group named Hachimantai with Kusaka, Shingoro HORI and other members in Yamaguchi.
同年、八月十八日の政変により帰国後、久坂、堀真五郎らと山口にて八幡隊を結成する。