At the Height of Your Perversion
Futaba decides to draw an erotic manga for Yuudai, roping in Shinya to help her learn to draw underwear on her figures. The school practices a fire drill, with Yabe's imagination getting the better of him. During a sports event, Soujiro ends up losing his clothes in preparation for a three-legged race with Hitoha, landing him in an awkward predicament. Yuudai invents a new move to unhook girl's bras, which leads to various misunderstandings while trying to find someone who actually wears a bra. While over at the Marui house, Mitsuba's friends find an old photo of Soujiro when he was more handsome, with Mitsuba claiming him to be her boyfriend.
Aired 23/01/2011EP 3 - At the Height of Your Perversion
Mitsudomoe Zouryouchuu!
Satoshi Yabe has grown accustomed to being class 6-3's homeroom teacher. Since his assignment, the Marui triplets have used countless antics to play around with him. As a result, however, Yabe and the sisters learn more about each other. Continuing their last year in elementary school alongside Yabe, the triplets and their classmates never fail to stir up trouble and play pranks on one another.
(Source: MAL Rewrite)