Ace of the Diamond poster

Ace of the Diamond

★ 7.8 2013-10-06

Scouted for his potential, brash left-handed pitcher Eijun Sawamura joins baseball powerhouse Seido High to become the undisputed ace of the team.

Where to Stream
Returning Series 4 seasons · 203 episodes Next: S4E18 on 2026-11-08

Seasons

Season 1 poster

Season 1

75 episodes · 2013-10-06

Season 2 poster

Season 2

51 episodes · 2015-04-06

Coach Kataoka takes the failure to reach the nationals upon himself as some shortcoming in himself. With the fall tournament presenting a new chance to reach the nationals, the tea...

Act II poster

Act II

52 episodes · 2019-04-02

Eijun Sawamura finally makes his first appearance at the spring invitational! He wants to restore Seido’s reputation as a first-rate team and make them national champions! Seido Hi...

Act II -Second Season- poster

Act II -Second Season-

25 episodes · 2026-04-05

Seido High's star pitcher, Eijun Sawamura, has finally earned the prized ace uniform, but this summer is his last shot to lead the school's baseball team to victory. He and his sto...