- Birth: 1809
- Death: 1890
- Japanese: 根岸 友山 (Negishi Yuuzan)
Negishi had a private school before joinning the Rôshigumi.
He was one of 22 members who decided to stay in Kyoto but soon deserted and returned to Edo.
He worked for the Shinchôgumi for a while.
In his SonnôTôbaku-inspired book "Toketsuron" , he described Kondô Isami negatively.
* Negishi Yûzan - Takeka no Kiseki (根岸友山・武香の軌跡) Negishi Tomonori
- Shinsengumi Zentaishi Tettei Guide (新選組全隊士徹底ガイド) Maeda Masaki
- J-Wikipedia Negishi Yuzan