In 1899, it had a maximum of 68 members, but the following year some members left from the faction due to internal conflicts, so 40 members in the mainstream faction called themselves a 'Koushi-kai.'
1899年には最大68人を有したが、翌年には内紛から離脱者が相次ぎ、主流派40名は「庚子会」と名乗る。