Kayoko Nagato

She is a clever girl student at Misora Elementary School, same class as Doremi and Momoko. Was very reclusive and had many troubles in the past with her classmates, so she stopped attending school.

She Loves space stuff. She's Doremi, Momoko and Onpu friend.

[Spoiler] The reason she stop attending school was because she was bullied during her first days as new student but Doremi, Onpu, Momoko and friends help her to return to school again and befriend with her bullies. [/Spoiler]