Ben-To

Ben-To is a light novel series that received an anime adaptation in 2011.

The story follows Yo Sato, a first-year high school student who finds himself beaten up in a supermarket when trying to reach for some half-priced bento. He soon learns that getting half-priced bento is an all-out brawl between customers, and he finds himself invited to the Half-Pricers Club by their leader, Sen Yarizui, in order to train for these battles.

Episode 3
Yo is stripped and his clothes get damaged. Later, he runs out in his underwear to retrieve his clothes after they were thrown out the window.

Episode 5
Yo is made to undress by school security and escapes wearing just his underwear, after which he is given a girl's uniform to wear. He then wakes up in his underwear after passing out in a fight.

Episode 7
The Club visits a water park, where they run into Ren.

Episode 8
Yo's bandages come off accidentally.

Episode 9
Video footage of Yo's escape from school security is seen.