Kodai Ranko
古代 蘭子
| Kodai Ranko古代 蘭子O | |
| Measurements | Height: 160cm, Bust-Waist-Hips: 82-56-84cm |
| Birthday | 30 June |
| Hair | Parted in Middle, Sidehair, Twin Tails, Violet, Waist Length+, Wavy |
| Eyes | Violet |
| Body | Pale, Slim, Teen |
| Clothes | Ribbon Hair Accessory, Ribbon Tie, School Uniform |
| Personality | Arrogant, Idiot, Strange |
| Role | High School Student, Student Club President |
| Engages in (Sexual) | Not Sexually Involved |
| Visual novels | Side character - Strawberry Nauts |
| Voiced by | Yuzuri |