Fuutarou Uesugi
Main
Voz: Yoshitsugu Matsuoka
Ichika Nakano
Main
Voz: Kana Hanazawa
Nino Nakano
Main
Voz: Ayana Taketatsu
Miku Nakano
Main
Voz: Miku Itou
Yotsuba Nakano
Main
Voz: Ayane Sakura
Itsuki Nakano
Main
Voz: Inori Minase
Isanari Uesugi
Supporting
Voz: Satoshi Hino
Raiha Uesugi
Supporting
Voz: Natsumi Takamori
Maruo Nakano
Supporting
Voz: Takaya Kuroda
Maeda
Supporting
Voz: Hayato Itou
Hongo
Supporting
Voz: Aina Suzuki
Oda
Supporting
Voz: Ryouta Akazawa
Matsui
Supporting
Voz: Aya Uchida
Yamada
Supporting
Voz: Hisako Toujou
Yamauchi
Supporting
Voz: Yuuta Aoki
Yotsuba no Tannin
Supporting
Voz: Shinya Takahashi
Tannin Kyoushi
Supporting
Voz: Kouji Seki
Taiiku Kyoushi
Supporting
Voz: Ryou Sugisaki
Basket-bu Buchou
Supporting
Voz: Aina Suzuki
Kyoushi
Supporting
Voz: Hiromichi Tezuka
Josei Kyoushi
Supporting
Voz: Rika Kinugawa
Tosho Iin
Background
Voz: Rika Kinugawa
Gakushoku no Oba-chan
Background
Voz: Matsuri Mizuguchi
Tenshu
Background
Voz: Naoto Kobayashi
Sensei
Background
Voz: Kouji Seki
