Kensuke's mother and Shinichi's former classmate. After being locked out of the abandoned wing, she drives a motorbike and organizes a group of bikers to search the grounds. She helps Kazuo locate the broken sacred statue and places it within a magic circle to restore it.
Yumiko is Kensuke's parent who later organizes the biker search.
Komukai and Yumiko share a past academic connection.
Explore the full interactive character relationship map of Haunted School