Ritsuko Sakakibara

Ritsuko Sakakibara is Kouichi deceased mother and Yousuke wife.She only appears in the school graduation album.She goes to Yomiyama North Middle School in 1972 and in the same class with the dead Misaki,9th Grade Class 3.

Personality
Her personality is unknown,since she died when Kouichi is still baby.

Appearance
She has brown hair and eyes in anime,and brown hair and black eyes in manga.In her middle school days,she wears ponytail in the anime.In the manga,her hair is shoulder length and her hair is let loose.Her appearance in her adult days is never shown.



Plot
It is unknown that she dies when she giving birth to Kouichi or after a while Kouichi is born.In chapter 10,it is hinted that her mother death is most probably because of Class 3-3 curse,since he sister,Reiko,is in that class. After her death,his father,(Kouichi grandfather),is always seen sitting in front of her altar,probably still depressed about her death.In Episode 5,when Kouichi is looking at her mother class picture,the librarian,Tatsuji Chibiki came to him and ask about his mother.Tatsuji is shown to known about his mother,since he is the homeroom teacher of class 3-3 in 1972.