Nozomi Yamamoto : Chika Ogiue

Ai Kakuma : Kenjiro Hato (Female)
Hiroki Y:umoto : Mitsunori Kugayama
Ikumi Hayama : Keiko S:ahara
Jun Fukuyama : Manabu Kuchiki
Kazutomi Yamamoto : Kenjiro Hato (Male)
Kazuyuki Okitsu : Harunobu Madarame
Konomi Tada : Naoko Asada
Madoka Yonezawa : Kumiko Yabusaki
Mamiko Noto : Kaminaga
Misa Kobay:hi : Angela Burton
Momoko Ohara : Makoto Kōsaka
Naomi Ōzora : Susanna "Sue" Hopkins
Rina Satou : Saki K:ukabe
Sumire Uesaka : Rika Yoshitake
Takayuki Kondou : Sōichirō Tanaka
Tatsuya Kob:hi : Kanji S:ahara
Yukana : Kanako Ōno
Yumi Uchiyama : Mirei Yajima

Hironori Saitō : Harima
Hiroomi Tamaru : Mikami (eps 6, 12)
Kana Akutsu : Mim:aka (eps 7, 9, 12)
Kana Yūki : Sawawatari (eps 9, 11)
Kazunori Nomiya : Boy (Yajima's cl:smate; ep 7)
Kenji Hamada : Yuuichirou Hato (ep 10)
Makoto Furukawa : kouhai (eps 6, 9)
Mari Hino : Yuko Nak:hima (ep 4)
Natsue S:amoto : Katou (ep 12)
Risa Taneda : Fuji (eps 9-11)
Saki Og:awara : Mina Omoda (ep 4)
Shou Saotome : Risa Yoshitake (ep 6)
Yuri Yamaoka : Konno (eps 9-11)