- Name: Grim Reaper (グリムリパー)
- Titles: Perfect Tenth (完璧・拾式), Perfect Phantom (完幻 Kangen)
- Classification: Perfect Chōjin
- Homeland:
- Height: 206 cm
- Weight: 102 kg
- Trademark Techniques: Kill Hat (八つ裂きハット), Skeleton Body, Ignition Dress, Spear Dress, Phantom Cannon, Thunder Saber, Magnet Power, Giant Grip Palm (巨握の掌), John Does Arrow
- Laugh: "Nyaga-Nyaga (ニャガニャガ)
- Tag Team: John Does
- First Appearance: Perfect Large Numbers Arc
- Win/Loss Record (Singles)
- X Diabolos (Chōjin Cross Drop)