よつばと! 12あずまきよひこYotsuba&!, book 12

Characters in よつばと! 12

6 characters, main characters first.

Main characters

Yotsuba Koiwai
Also in よつばと! 1, よつばと! 2, よつばと! 6, よつばと! 10, よつばと! 11, よつばと! 13

Supporting characters

Koiwai
Also in よつばと! 1