Gou Koga

Gō Koga (古賀 剛, Koga Gō) is a large and muscular man who resembles a punkish biker with spiky orange hair. Even without using his doll, Koga has impressive physical strength, able to easily overpower Ichigo with just his bare hands. His doll is Dalk, a female metallic doll who can control her molecules and reshape herself at will. According to episode 83, Koga's real name is Claude Gauguin, and he lived in a European country in years past. He has lived for over 12 generations. After a falling out with Kariya over hi…