The instructor and mentor of the Year 298 team. Aki is strict and stern with her students but is not disliked. She does have a talent for scaring some students into submission. Underneath, she is kind and willing to help.
Following Sonoko Nogi's Sange, she became a Taisha priestess. She was the priestess who instructed the Sentinels during the events of Kusunoki Mebuki is a Hero.
