Kouya

Kouya is a black-haired youkai who takes the form of a dog. He is a vengeful spirit who was once a human boy who was killed by a Kekkaishi. He now seeks revenge on all Kekkaishi, and he will stop at nothing to achieve his goal. Kouya is a powerful and dangerous youkai. He is strong, fast, and agile. He also has a sharp mind and a cunning wit. He is not to be trifled with. Kouya is a complex and fascinating character. He is a villain, but he is also a victim. He is a product of his circumstances, and he is driven by his pain and anger. He is a tragic figure, and it is easy to see how he could have turned out the way he did. Kouya is a major antagonist in the anime series "Kekkaishi." He is a formidable opponent for the Kekkaishi, and he poses a serious threat to their world. He is a force to be reckoned with, and he will stop at nothing to achieve his goal.