| Katsuragi Isamu葛城 勇 |
| Hair | Blond, Short, Straight |
| Eyes | Amber |
| Body | Pale, Slim, Teen |
| Clothes | Belt, Bracelet, Pendant Necklace, Ring, School Uniform, Shirt, Sports Shoes, T-shirt, Trousers |
| Personality | Arrogant, Dishonest, Mischievous, Rebellious, Rude, Spoiled |
| Role | Friend, High School Student, Son |
| Engages in | Bullying, Theft |
| Subject of | Netori (their SO is stolen) |
| Engages in (Sexual) | Not Sexually Involved |
| Visual novels | Side character - P☆A Kaichou wa Suki Desu ka? ~Gouman Celeb Tsuma e no Sex Shidou~ |