Kamiotsuki Seiichirou
上大月 誠一郎
| Kamiotsuki Seiichirou上大月 誠一郎 | |
| Measurements | Height: 176cm |
| Hair | Curtained, Grey, Parted in Middle |
| Eyes | Violet |
| Body | Young-adult |
| Clothes | Necktie, Suit |
| Visual novels | Side character - Kimi to Mezameru Ikutsuka no Houhou |
| Voiced by | Akagi Bunta |