Tsukiya Riko
築谷 莉子
| Tsukiya Riko築谷 莉子 | |
| Age | 36 |
| Hair | Green, Long, Sidehair |
| Eyes | Black |
| Body | Adult, Big Breasts |
| Clothes | Bracelet, Choker, Halterneck Dress |
| Personality | Rude |
| Role | Mother, Parent-Teacher Association Member |
| Visual novels | Main character - Jikan Teishi Gakuen! Kimo Debu no Ore ga Jikan o Tomete Gakuen no Onna-tachi o Yaritai Houdai! |
| Voiced by | Hano Natsuka |