Hirama joined the Rôshigumi with Serizawa Kamo in 1863. His family were retainers of the Serizawa family. He ran away at the night of Serizawa's death and returned to Serizawa's village.
References
- Shinsengumi Zentaishi Tettei Guide (新選組全隊士徹底ガイド) Maeda Masaki
- J-Wikipedia Hirama Jusuke