バウンサー•Bouncer

Bouncer: Tokyo Fist

The manga centers on Jouichirou Shishido, a 19-year-old man whose frank honesty has cost him 26 part time jobs. One night, he runs into a group of muscular bodyguards who protect the streets at night, members of a private security firm known as "Tokyo Fist," which ends up changing his life. (Source: ANN)