Age: ??
History: Thought to have died, Yayoi is Shoko's mother. She's quite the evil women, letting her boyfriends rape her own daughter. She was ashamed that Shoko wasn't healthy from birth. Everyone laughed at her. All the hatred towards those people she placed on Shoko. She faked her own death, now she's back to pick up her daughter. The reason why she's back, is still unknown.