During the Boshin War, he formed a farmers' troop called Kasugatai and fought in the Battle of Koshu-Katsunuma with the Koyo Chinbutai. However, they were defeated, so he had to hide himself from the pro-Emperor troops for a while.
In 1888, A memorial monument of Kondo Isami and Hijikata Toshizo, called "Junsetsu Ryoyu Hi," was erected in the Takahata Kongo-ji temple.
- Shinsengumi Taishi Den (新選組隊士伝) Gakken
- Sato Hikogoro Shinsengumi Archives