|Born||February 20, 1962|
Hino, Tokyo, Japan
|Associated acts||The Blue Hearts|
Masatoshi Mashima (真島 昌利 Mashima Masatoshi, b. February 20, 1962) is a guitarist who has performed with Japanese rock bands such as The Blue Hearts, The High-Lows and The Cro-Magnons. He was born in Hino and raised in Kodaira in Tokyo, Japan.
His nickname while playing was "Mashi."
- Natsu no Nukegara (夏のぬけがら) (November 21, 1989)
- Happy Songs (April 10, 1991)
- Raw Life (November 1, 1992)
- Hito ni wa Sorezore Jijō ga Aru (人にはそれぞれ事情がある) (October 21, 1994)
- Raw Life -Revisited- (April 25, 2007)