Team: Datekougyou High School
Height: 191.8 cm
Year: 2nd Year, class A
Number: 7
Position: Middle Blocker
Main pillar of Datekou. Even though Aone never smiles and seems serious and scary, he actually has a very kind heart. Futakuchi said that Aone has a habit of "locking on" to you if he knows his opponent is an ace.
