12-sai.: Chiccha na Mune no Tokimeki 2

12歳。～ちっちゃなムネのトキメキ～ 2

Inaba Mikami, a tall and handsome boy popular among girls, has shown his interest in Yui Aoi. He actively pursues Yui, troubling her and annoying her boyfriend Kazuma Hiyama. (Source: Anime News Network)