Ace of the Diamond backdrop
Ace of the Diamond poster

Ace of the Diamond

8.0
4 seasons
181 episodes
Returning Series
Animation

Plot Summary

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

First Aired:October 6, 2013
Last Aired:April 12, 2026
Episode Runtime:24m
Networks:
TV Tokyo, TV Aichi, TVQ, TV Osaka, TVh, TSC

Cast & Characters

Seasons (5)

Season 1
7.0

Season 1

75 episodes

Aired: 2013

Season 2

Season 2

51 episodes

Aired: 2015

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 team strives to overcome gaps left by the third years' absence. As they strive to improve, they retain the hope of making it to the nationals and keeping their treasured coach from retiring. The battle to hold the position of ace between Sawamura, Furuya and Norifumi continues bringing new strength to the team.

Act II

Act II

52 episodes

Aired: 2019

Picking up the next year after the end of the fall tournament, Seidou High School baseball team battle it out with new and old faces as they begin their tournament run at Koshien.

Act II -Second Season-

Act II -Second Season-

4 episodes

Aired: 2026

Production

Production I.G

Madhouse

OLM

TV Tokyo

AT-X

Sotsu

Pony Canyon

Kodansha

DAX Production

DMM.com

Tokyu Agency

MAGNET