Tatewaki Kuno

九能带刀 九能帯刀（くのう たてわき）

Gender:Male

The captain of the Kendo Club at Furinkan High School, self-proclaimed "Blue Thunder of Furinkan High." His father is the principal of Furinkan High School, and his sister is Kodachi. Until Ranma transferred, he was known as the strongest man and the worst pervert at Furinkan High School. He calls female Ranma "the pigtailed girl" and often meddles with her, but he hasn't realized that she is actually Ranma.