He was appointed Head of the group number 5 in 'Kogunroku' (行軍録 which can be translated literally as 'marching record', but is actually a combat team formation) established in December 1864 for the preparation of the conquest of the Choshu domain.
同年十二月に長州征討を考えた行軍録では、五番組組頭に就任している。