Yonma Akashiya is a manga only character who stars alongside Sana on Kodomo no Omocha. He is a transparent parody of real life actor Sanma Akashiya, who starred in the show Appare! which is the source of inspiration for the in universe show Kodomo no Omocha. In the anime, he is replaced by Zenjiro.
| Kodocha Characters | |
|---|---|
| Main | Sana Kurata • Akito Hayama |
| Kurata Residence | Misako Kurata • Rei Sagami • Shimura • Maro |
| Hayama Residence | Fuyuki Hayama • Natsumi Hayama |
| School Friends | Tsuyoshi Ohki • Fuka Matsui • Aya Sugita • Aono Ohki • Hisae Kamayai • Mami Suzuki • Mitsuya • Morio Tanaka • Principal Narunaru • Sengoku • Shinichi Gomi • Sumirei Ando |
| Showbiz Friends | Naozumi Kamura • Asako Kurumi • Zenjiro |
| Other | Isao Ohki • Keiko Sakai • Koharu Hayama • Mariko Sakai • Mrs. Sasaki • Principal Kamura • Ryousuke Motodana • Yuta Takaishi |