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.

Talk about games being called unexpectedly! Hasegawa Subaru joined the basketball club at Nanashiba High, only to have his hopes dashed when the teams' play is suspended after the captain is suspected of having inappropriate feelings for the coach's underage daughter. Blindsided and blocked by bad luck, Subaru expectedly finds an opening for his talent with the hoops when his aunt asks him to take on the task of coaching a young girls' basketball club - a Ro-Kyu-Bu!. But can a superstar wannabe find true satisfaction while playing sixth man to a team of five girls? 
(Source: Sentai Filmworks)

The second season of Ro-Kyu-Bu! 
 
Subaru Hasegawa continues to coach Tomoka's elementary school basketball team, when suddenly, the children are faced with new 5th-grader basketball adversaries. Tomoka, Airi, Saki, Hinata, and Maho must band together to grow even more, as players and as people.

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