Mother Naganohara

Mother Naganohara, Mio's and Yoshino's mother. has a young appearance. her scene was only shown while she's gave birth to Mio on Mio's flashback (Episode 23). and finally, she make a appearance on Nichijou Volume X.

Mio's mother known can play Sepak Takraw.

Personality
her personality pretty much like Nano, Izumi Sakurai, and Tamamura. also, she's not really good to keep a promise and spoiled it.