Akari Inuyama (犬山 あかり Inuyama Akari) is the younger sister of Aoi Inuyama.
Aoi Inuyama's sister. She has a childlike innocent personality, and looks exactly like her older sister, Aoi. Chiaki Ogaki calls it the “Chibiinuko”, and since the appearance of cheating on the other person is very similar, the two are collectively called “Horabuki Sisters”. Although haven't participated in outdoor activities, she went to Hatsumode with Chiaki and Aoi.
- Akari's surname Inuyama means "dog" (犬) (inu) and "mountain, hill" (山) (yama).