Yuuna Matsumoto
Birthdate:
Age: 4
Gender: Female
Yuuna is Kouko Matsumoto's little sister who appears for the first time when Miyako Hoshino and Hinata Hoshino go outside to go shop.
Yuuna is Kouko Matsumoto's little sister who appears for the first time when Miyako Hoshino and Hinata Hoshino go outside to go shop.