TV anime Ace of Diamond actII -Second Season-, based on the manga by Yuji Terajima, has announced a special collaboration with the Chiba Lotte Marines professional baseball team. A lineup of 10 exclusive collab items goes on sale September 17.
10-Item Collab Collection
The collection features newly drawn illustrations of main characters Eijun Sawamura, Kazuya Miyuki, and Youichi Kuramochi, as well as mini-character illustrations of those three plus Haruichi Kominato and Koushu Okumura. All characters are depicted wearing official Marines uniforms. Items in the lineup include:
- Face towels using the newly drawn illustrations of Sawamura, Miyuki, and Kuramochi
- Diorama acrylic stands (set of 3 — when collected together, they recreate the collab’s key visual)
- Face towels featuring mini-character illustrations of all five characters
- Tote bag
- Drawstring pouch (kinchaku)
- Acrylic keychains
Where and When to Buy
Sales begin on September 17 through two channels:
- Marines Store Museum (Chiba) — opens at 13:00
- Marines Online Store — opens at 12:00
Collab Event at ZOZO Marine Stadium
On the same day, a collab event will be held at ZOZO Marine Stadium in Chiba during the Chiba Lotte Marines vs. Tohoku Rakuten Golden Eagles game. Three voice actors will take to the mound for a ceremonial first pitch:
- Ryota Osaka — voice of Eijun Sawamura
- Takahiro Sakurai — voice of Kazuya Miyuki
- Shintaro Asanuma — voice of Youichi Kuramochi
The event offers fans of both the anime and baseball a rare chance to enjoy both worlds in a single evening.

