Ritsuko Sakakibara
榊原 理津子（さかきばら りつこ）
Kouchi's mother and Reiko's older sister. She died soon after Kouchi's birth due to curse (at the time of her death Reiko was in cursed 3rd class).
榊原 理津子（さかきばら りつこ）
Kouchi's mother and Reiko's older sister. She died soon after Kouchi's birth due to curse (at the time of her death Reiko was in cursed 3rd class).
