Shinichi Okazaki (岡崎真一 Okazaki Shin'ichi) a.k.a. Shin (シン) is the bass player of the famous Tokyo punk band Blast. The youngest member of the band, he is 15 years old and from a dysfunctional family. After dropping out from middle school, he auditioned and got into the band, and subsequently journeyed with them as they cut their first album in Tokyo. He moonlights as a male prostitute, cashing in on his bishonnen good looks. Among other things, he's an expert mahjong player and smokes "Black Stones" cigars.