RUKA is the drummer of visual-kei band NIGHTMARE. In 2010, he started his solo project, The LEGENDARY SIX NINE, in order to celebrate NIGHTMARE's 10th anniversary. With each new release, the support members of the project change excluding Ruka. In 2017, he changed his solo project's name to LSN.
- Birth Name: Kano Satoru
- Stage Names: RUKA
- Date of Birth: June 9, 1979
- Place of Birth: Miyagi Prefecture, Japan
- Blood Type: O
- Bands / Groups:
- [2017.04.19] ≠ (LSN)
- [2013.10.16] BELIAL (The LEGENDARY SIX NINE)
- [2018.10.24] MODO NOSTRA (LSN)
- [2019.07.10] D.E.W (LSN)
- [2010.03.24] Cruel (The LEGENDARY SIX NINE)
- [2015.08.05] SPLIT EP (The LEGENDARY SIX NINE)
- [2017.12.06] LIMIT (LSN)
- [2011.10.xx] SHOXX December 2011 Issue (Cover & Feature)
- When joining Nightmare he wanted to be the bassist, but Ni~ya was more talented with the bass than Ruka.
- He likes to lay his hand on YOMI's ass.
- Kei from kannivalism is his best friend, and likes to talk about Goto Maki, Kei's ideal type of woman.
- Ruka joined Nightmare sometime in November after the former drummer had left.