In Your Arms Tonight - Other Characters

 MC - Yes, this is *YOU*

Your Mother - Yoshiko

 Your Father - Tetsuo

Your BF - Yukako 

 Your BF - Akiko

 Your BF - Aoi

 Your co-worker - Nanami Yamaguchi

 Koichi's Mother/Your Mother-in-law - Sachi Natsukawa

Koichi's Father/Your Father in law - Mr. Natsukawa

Koichi's Lover/Mistress - Ai

 Your Boss - Hana

A new co-worker - Kosei Miyata

A new co-worker - Mami Ogawa

 Shohei's Father - Akira Aiba

 Shohei's little Sister - Kana Aiba

 Kiyoto's once great love - Risa/Lisa