Touryuujin

Touryuujin (刀龍陣, Touryūjin) is a technique that Akachi's Hayagami Okoro can perform. Akachi pins Okoro in ground, which forms a tornado of rocks and earth that can cut through enemies within the surrounding area.

Trivia

 * When translated from kanji, Touryuujin (刀龍陣) means Formation Of The Dragon Blade.