Diamond no Ace: Act II Ep. 21 is now available in OS.
Genre: Comedy, Sports, School, Shounen
Picking up the next year after the end of the fall tournament, Seidou High School baseball team battle it out with new and old faces as they begin their tournament run at Koshien.
You can now watch Diamond no Ace: Act II Episode 21 in Otaku-Streamers.com.
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