- Name: Adamantine Prison Wall (金剛牢壁, Kongō Rōheki)
- Type: No rank, Defensive, Supplementary, Short range (0-5m)
- User: Enma
- Debut (Anime): Naruto Episode 72
- Debut (Manga): Chapter 122
While in the form of the staff, Enma duplicates himself into a large quantity of staffs and forms a cage with them to protect Hiruzen Sarutobi (or possibly imprison an opponent). This jutsu was strong enough to defend even against Hashirama Senju's techniques.