Ace Of Diamond Act II Second Season Sets Hideki Matsui TV Special
A special program pairing Ace of Diamond act II -Second Season- with former NPB and MLB slugger Hideki Matsui will air October 4, 2026, ahead of the anime's second cour. Matsui sits for an interview, watches the series, and discusses its high school baseball and Koshien scenes. Ryota Osaka, who voices Eijun Sawamura, is the MC. The second cour begins October 11, 2026.