Denshin Katsuyama - 勝山伝心
(The Challenger)
About
Denshin Katsuyama was known as "The Challenger". He kidnapped his victims and challenged them to brutal deathmatches. ~!He killed [Muku Narihisago](https://anilist.co/character/160102/Muku-Narihisago), and is indirectly responsible for the death of [Ayako Narihisago](https://anilist.co/character/160104/Ayako-Narihisago).!~
