Mariko Jinnouchi

阵内万理子 陣内 万理子（じんのうち まりこ）

Gender:Female
Age:71

71 years old. Sakae's eldest daughter. A housewife. She takes charge of the women when relatives gather during Obon, New Year, and other occasions. In times of need, she often unites the family as the next head and the second eldest after Sakae. In the story, she was initially mistaken for Sakae by Kenji. Her avatar is a sun wearing a dress. She is the only one among Sakae's children who does not have grandchildren.