Cast

The cast that portray various characters include:
*Eri Kitamura as Nao Takanashi
*Toshiyuki Toyonaga as Shūsuke Takanashi
*Eriko Nakamura as Haruka Katō
*Hideki Ogihara as Shūji Takanashi
*Kazusa Aranami as Mayuka Kondō
*Kenta Matsumoto as Takumi Yamashiro
*Marina Inoue as Iroha Tsuchiura
*Mitsuhiro Ichiki as Daigo Kurosaki
*Ryoko Shiraishi as Hirono Kusuhara
*Sayaka Ohara as Nanaka Takanashi
*Shinnosuke Tachibana as Keiichirō Kishikawa
*Hiromi Igarashi as Shūsuke Takanashi (young)
*Hisako Kanemoto as Girl (ep 10)
*Ikumi Hayama as Maid (ep 7)
*Iori Nomizu as Maid (ep 7)
*Kikuko Inoue as Mature married woman (ep 7)
*Mako as Shizuru (eps 1, 4, 6, 8)
*Minori Chihara as Ran Yatagai (eps 10-12)
*Rina Satou as Rin Yatagai (eps 10-11)
*Rumi Ookubo as Maid (ep 7)
*Ryotaro Okiayu as Seme A (ep 6)
*Seiko Yoshida as Girl (ep 10)
*Takehito Koyasu as Seme B (ep 6)