Butter!!!

Each of the high school students in the small dance club is there for a different reason. Natsu joined due to her love of hip-hop dance, and Haba Takahiro's presence is all thanks to some relentless bullies. Whatever brought them all to the club, they're now learning about the different styles of social dance from the skillful vice president Kazumi and the hesitant president Hajime. As they learn the joys of dancing, they will also grow closer to each other...

(Source: MangaHelpers)