In July 1867, all members of the Shinsengumi were called into service directly under the Bakufu and, as a Fukucho jokin (assistant vice commander), Genjiro was given 70 bales of rice, an annual "three-man" rice stipend.
慶応3年6月、新選組総員は幕府直参に取り立てられるが、その際源三郎は副長助勤として七十俵三人扶持を与えられる。