Raikou Minamoto

Hansome young wealthy nobleman main oponent of series. He can see demons and kill them. He is leader of the governments Demon Extermination Squad. He wants to make Kantarou cancel the name contract with Haruka so Haruka will get his memories back and become the real demon eating tengu he wishes to defeat. He hates that Kantarou was able to unseal the demoneating tengu but he himself could not. He wields Minamotos Legendary sword. His allies are Watanabe and Ibaragi.