Backflip!!

 The Backflip!!.

  The story follows Shoutarou Futaba, a boy who's fascinated with men's rhythmic gymnastics and enrolled at the Ao High School to join the school's team. The story follows a team of unique seniors and Yoshiya Misato, a classmate who's famous in high school rhythmic gymnastics tournaments, who run together toward one goal. (Source: MAL News)