Kasai Kumiko
葛西 久美子
| Kasai Kumiko葛西 久美子B | |
| Aliases | Kumi, クミ |
| Measurements | Height: 161cm, Bust-Waist-Hips: 80-61-82cm |
| Birthday | 1 June |
| Hair | Blue, Long, Parted to Side, Side Tail, Wavy |
| Eyes | Tsurime, Violet |
| Body | Pale, Slim, Teen |
| Clothes | Earrings, Ribbon Tie, Rubber Band With Beads, School Uniform, Sweatpants |
| Personality | Idiot, Loyal, Ore, Rude, Short-tempered |
| Role | Bad Student, Delinquent, Gang Member, High School Student, Kouhai, Poor |
| Visual novels | Side character - Tsujidou-san no Jun'ai Road Side character - Tsujidou-san no Virgin Road Side character - Minato Carnival FD |
| Voiced by | Mizuki |
DescriptionA poor first-year girl at Inamura Academy who grew up in family with problems, having only one parent. Before meeting Ai, she wanted to become the boss of Inamura Academy, however, after their meeting, she started respecting her completely and joined her gang. She hates the school uniform and would like to wear a jersey instead. | |