Rin is a six-year-old girl and the the illegitimate daughter of Daikichi's grandfather, Souichi Kaga and and manga artist Masako Yoshii. After Souichi died, Masako abandoned Rin for the sake of her career as a Manga artist. Rin is very independent and mature for her age and is often dealing with issues on her own. Living with Daikichi, she develops a fondness of cooking for him.
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