Wind Release: Vacuum Wave

After performing the necessary hand seals, the user takes a deep breath, and spins his body around while exhaling. This releases what seems to be blades of wind that can slice through multiple targets.
 * Name: Unknown
 * Type: Unknown rank, offensive
 * Users: Danzo
 * Hand Seals: Rat, Serpent, Horse, Dog
 * Debut (Manga): Chapter 456

This technique is similar to the Blade of Wind and Cutting Whirlwind Technique.