Naiyaton: Daiyamondo Kasui Wana no Jutsu - Diamond Style: Diamond Spike Trap Technique
- Rank: B (Can be used by a diamond user at a lower rank)
- Type: Attack, Defense
- Range: Mid (0-200 m)
- Element: Diamond
- Users: Emanyeru Kouseitan'i, Akane Kouseitan'i
The user fires diamonds from around them in a 360 degree area. This provides the basis for an attack and a Defense. The spikes are able to bore through high grade steel.