Grandmother Yunoki (柚木の祖母, Yunoki no Obaa-sama) Is Head Clan of Yunoki family and Azuma Yunoki and Miyabi's grandmother. She is the one who talked Yunoki into quitting the flute and also the one who wishes him to transfer to England to pursue business.
Appearance[]
Grandmother Yunoki is a female at probably her fifties, she has long purple hair tied into a bud and seen wearing kimonos.
Personality[]
Grandmother Yunoki as the head clan is very strict to her grandsons and granddaughters. When Kahoko, Ayano and their friends were at Yunoki's house, she was really mad that they came without telling her.