Ro-Kyu-Bu!

Hasegawa Subaru enters a basketball club of Nanashiba High School, but the activity of the club gets suspended because the club leader falls in love with an 11-year-old daughter of the coaching teacher. Subaru's aunt asks him to coach a basketball club of elementary school girls. At first, he is reluctant to teach small girls, but he devotes himself to the club as he knows the complex circumstances of them.