The tenth volume of the Ahiru no Sora manga.
Kuzuryū High and Shinjo Towa Academy are engaged in a bitter struggle. Sora's training and Kaname's presence seem to be paying off, but Chiaki is once again confronted with his fear of failure. In the opposing camp, Kojima is enraged and devastated to see his last chance to participate in the Inter-High District Qualifiers escape him. To realize his dream, he is ready to make any sacrifices.
- Chapter 75 - The Hard Play
- Chapter 76 - The Warriors Testament
- Chapter 77 - Vows
- Chapter 78 - For the Sake of Victory
- Chapter 79 - Nine Headed Dragon
- Chapter 80 - Bonds
- Chapter 81 - Loud Round
- Chapter 82 - Raison D'etre
- Chapter 83 - Glimpse