OVA Series: The Nationals Arc
A duel of the Golden Pairs: Kikumaru-Oishi vs Shishido-Ootori. Ootori's improved Neo Scud Serve & the Pile-Mirage formation puts Seigaku's Golden Pair to the test! But the Golden Pair achieves a new state: Synchro! However, the win goes to Hyotei as Kikumaru "prevents" Oishi from hitting the ball further and causing more injury to his wrist.
