Aiko Ōkubo : Koyori Tōdō
Chiaki Takah:hi : Tsumugi Tōdō
Eriko Nakamura : Ui Nakatsugawa
Ringo Aoba : Ibuki Hinata
Shintarō Asanuma : Kazuma Hoshino

Ai Shimizu : Madoka Kōmoto
Ayuru Ōh:hi : Ayumu Hoshino
Mai Kadowaki : K:ane Tōdō
Mayumi Yoshida : Hina Sakai
Shiho Kawaragi : Senka Yorozu
Wataru Hatano : Daigo Minamikokubaru

Akiko Kaw:e :
Girl (ep 2)
Girl announcer (ep 5)
Ibuki's mother (ep 11)
Kuriko (ep 6)
Senpai (ep 7)
Atsushi S:aki :
Boy (ep 7)
Man (ep 9)
Student (ep 1)
Hideki Kojima :
Boy (ep 7)
Little monkey (ep 1)
Kazusa Murai : Madoka's mother (eps 5, 9-10, 12)
Kenichi Ogata : Gengorō Yamakawa (eps 4, 10, 12)
Kouichi Yokota : Teacher A (ep 2)
Maho Tomita :
Girl (eps 2-3)
Nurse (ep 4)
Reporter (ep 5)
Store clerk (ep 11)
Manami Numakura : Keita Yamakawa (eps 4-5)
M:afumi Kimura : Madoka's grandfather (eps 9, 12)
M:ahide Yamaguchi :
Boy (eps 2-3, 7)
Student (ep 1)
M:ahito Yabe : Ramen shop owner (eps 4-5, 10, 12)
M:ako Katsuki : Minamikokubaru-sensei (eps 1-2, 5, 12)
Ryō Yamada :
Boy (eps 2-3)
Hajime Nakatsugawa (ep 11)
Ryouko Tanaka : Hina's mother (eps 4-5, 9, 12)
Sayori Ishizuka : Ui's mother (eps 5-6, 9, 12)
Tak:hi Narumi : Hina's father (eps 4-5, 9, 12)
Takehiro H:u : Backpipe m:ter (5 episodes)
Yoshihisa Kawahara : Ui's father (eps 5-6)
Yoshino Nanjō : Hajime Nakatsugawa (young; eps 2-3, 8)