Ace of Diamond Episode 1: The One Pitch

Manga chapter 1-4

Canon/HIGH

Oshimeter

8.9

7 Ratings

5★

4★

3★

2★

1★

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EPISODE REVIEWS

marin_coser

5 mo

Verified

The best part is that Eijun isn't polished at all. He's basically a bundle of potential and bad decisions right now 😭

crybabytodoroki

5 mo

Verified

Eijun has main-character energy in the funniest way possible. He's loud, reckless, stubborn, and somehow impossible not to root for. Adorbs <3

nekokurarisu

5 mo

Verified

The contrast between Eijun's small-town baseball life and Seidou's elite facilities was actually so cool1

Episode Context

A premiere that hits hard from the first pitch. Diamond no Ace opens with raw emotional energy, centering on Eijun Sawamura, a loud, fiercely loyal pitcher who pours everything into his junior high team's final game. The tone whips between gut-punch defeat and spark-of-hope possibility, establishing the emotional stakes that will drive this 75-episode series. Production I.G and Madhouse deliver crisp baseball sequences that sell the physicality of the sport without drowning newcomers in mechanics. The real hook is Eijun himself: brash, imperfect, and impossible not to root for. When Rei Takashima from the elite Seidou High School enters the picture, the episode shifts gears into anticipation. Expect a character-first sports drama that earns its emotional beats through camaraderie and stubborn determination rather than spectacle alone.

Runtime24 min

Filler StatusCanon

Plot ImportanceHIGH

Air DateOct 6, 2013

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