You Satou

The main character, a high school freshman who finds himself dragged into the battle for half-priced bento. He enjoys playing retro video games, particularly Sega games including Virtua Fighter. Though at first shown not able to even hold his ground in a bento brawl, he soon shows remarkable strength, enough to be recognized as an equal by Yuu, the Wizard, and win a one-on-one fight against Ayame. Following a string of particularly embarrassing incidents, he ends up with the title of Pervert (変態 Hentai).

(Source: Wikipedia)