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Finished Airing
TV PG-13 - Teens 13 or older
Ace of Diamond Act II
Diamond no Ace: Act II · ダイヤのA[エース] actII · 2019
A new Seido roster fights for the ace spot.
StatusFinished Airing
SeasonSpring 2019
StudioMadhouse
SourceManga
Story
Synopsis
With the third-years graduated, Seido High enters a new era where Eijun Sawamura, Furuya, and their remaining teammates form the core of a rebuilt roster still chasing the national championship. Eijun's development continues under pressure, the competition for the ace number stays fierce, and new first-years arrive with their own ambitions. The season maintains the franchise's dense tactical focus, spending as much energy on pitch selection, defensive positioning, and battery communication as on the emotional stakes surrounding the team's rebuilt lineup. Every inning gets the same careful attention the franchise has always given the sport.
⚠ Background — may contain spoilers
Adapted from Yuji Terajima's manga by Madhouse and Production I.G, Act II continues one of the most technically detailed baseball anime ever produced. The franchise is particularly respected for its treatment of the catcher position and its willingness to spend entire episodes on the strategic reasoning behind individual pitches. Its lengthy runtime allows a granularity that shorter sports anime cannot achieve, and Ace of Diamond remains a standard recommendation for viewers who want the sport itself, rather than the drama around it, to be the main attraction.
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Episodes
52- 1
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Cast
Characters
94
Crew
Staff
63Animation Director5
Art Director1
Assistant Director2
Associate Producer3
Background Art1
Character Design2
Chief Animation Director2
Chief Producer3
Color Design1
Director1
Director of Photography1
Editing1
Episode Director6
Executive Producer5
Music1
Original Creator1
Planning7
Producer1
Series Composition1
Storyboard6
Theme Song Arrangement4
Theme Song Composition2
Theme Song Lyrics2
Theme Song Performance4
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Studios
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