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'Our High School Baseball' ~ Ace of Diamond act II -Second Season- Collaboration ~

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published Mar 31, 2026 12:02 AM ・ Updated Jun 28, 2026 6:20 PM ・ 2 min read ・ Source: PR TIMES

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'Our High School Baseball' ~ Ace of Diamond act II -Second Season- Collaboration ~ — Image: PR TIMES

⚡ Key Points

The Hokkaido Nippon-Ham Fighters will host a collaboration event with the popular anime 'Ace of Diamond act II' on July 25-26, featuring special voice actor guests.

The Hokkaido Nippon-Ham Fighters will host a collaboration event with the popular anime 'Ace of Diamond act II' on July 25-26, featuring special voice actor guests.

PRIMARY SOURCE PR TIMES View source Distributor: PR TIMES
Published: Mar 31, 2026

A collaboration with the massively popular high school baseball anime 'Ace of Diamond act II -Second Season-' has been confirmed! On Saturday, July 25, and Sunday, July 26, highly popular voice actors Ryota Osaka (as Eijun Sawamura), Nobunaga Shimazaki (as Satoru Furuya), and Takahiro Sakurai (as Kazuya Miyuki) will be hyping up the Fighters' games.

Furthermore, we are planning to offer collaboration merchandise and special features focusing on the Fighters players' own high school days. Look forward to the details!

'Ace of Diamond' Collaboration Overview

| Date | Game Start | Doors Open | Matchup | Stadium | | --- | --- | --- | --- | --- | | July 25 (Sat) | 14:00 | 10:00 | vs. Rakuten Eagles | ES CON FIELD HOKKAIDO | | July 26 (Sun) | 13:00 | 10:00 | vs. Rakuten Eagles | ES CON FIELD HOKKAIDO |

FACT BOX

Source: PR TIMES
Category: Event

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Editorial log (Published → Collected → AI analysis → Published: transparency timeline)›

Announced　Mar 31, 2026 12:02 AM — Distributor PR TIMES
Collected　Mar 30, 2026 10:56 PM
AI structured & analyzed　Apr 24, 2026 8:25 AM
Desk-reviewed & published　Mar 31, 2026 12:02 AM

FAQ

When will the Fighters and 'Diamond Ace' collaboration event be held?

It will be held on July 25 (Sat) and 26 (Sun) at Escon Field for the Rakuten Eagles games.

Who will be attending the event?

Voice actors Ryohei Osaka (as Eijun Sawamura), Nobuhiko Kazami (as Akira Furuya), and Takahiro Sakurai (as Kazuya Miyuki) will be attending.

What special programs are planned for the event?

The event will feature stadium hype-ups by the voice actors, sales of collaboration goods, and a focus on Fighters players' high school days.

Cite this article — HOW TO CITE

Washin AI News Desk“'Our High School Baseball' ~ Ace of Diamond act II -Second Season- Collaboration ~”AI News by Washin Village（和心村）, Mar 31, 2026. https://aeo.washinmura.jp/ai/hkdballpark-com/en/news/2026-03-31-diamond-ace-collaboration

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