Hiwatari Ryouko
日渡 療子
| Hiwatari Ryouko日渡 療子 | |
| Measurements | Height: 169cm |
| Hair | Violet |
| Eyes | Amber |
| Clothes | Blouse, Lab Coat, Pendant Earrings, Skirt |
| Role | Teacher |
| Visual novels | Side character - Ten no Hikari wa Koi no Hoshi |
| Voiced by | Manaka Umi |
| Hiwatari Ryouko日渡 療子 | |
| Measurements | Height: 169cm |
| Hair | Violet |
| Eyes | Amber |
| Clothes | Blouse, Lab Coat, Pendant Earrings, Skirt |
| Role | Teacher |
| Visual novels | Side character - Ten no Hikari wa Koi no Hoshi |
| Voiced by | Manaka Umi |