The new resident of her inn who is often teased as a girl due to her feminine appearance. In their first meeting, Ayaka assumed Aki to be a girl due to his feminine looks and name. until Aki himself accidentally fainted after Ayaka bites his ear. In spite learning that Aki as a boy, Ayaka still treats him much like a child and cuddling him whenever she gets the chance, to Aki's dismay. She often calls him Akkun.
Ayaka's younger sister who is also a former resident at the Sunohara Inn. Despite their differences, both appearance and personality wise, the sisters are in good terms. Even when she is no longer a resident of Sunohara Inn, Nana occasionally visits Ayaka especially during the holidays (Summer Vacation and Christmas).
The owner of the Yatsuho Liquor Shop and also also Ayaka's friend. As a friend, Ayaka often helps out Nishiki whenever she needs.
(To be added...)