Negishi had a private school before joinning the Rôshigumi. He was one of 24 members who decided to stay in Kyoto but soon deserted and returned to Edo. He wroked for the Shinchôgumi for a while.
On his SonnôTôbaku book "Toketsuron" , he described Kondô Isami negatively.
Books
* Negishi Yûzan.Takeka no Kiseki (根岸友山・武香の軌跡) Negishi Tomonori
References
- Shinsengumi Zentaishi Tettei Guide (新選組全隊士徹底ガイド) Maeda Masaki
- J-Wikipedia Negishi Yuzan