Vortex Fist

Vortex Fist (うず拳, Uzuken, VIZ: Spiral Fist) is Tentai's fighting style, drawing aspects from Wing Chun and Brazilian Jiu-Jitsu, that capitalizes on greater defensive responses against incoming physical attacks within the arm lengths. Creating a space within his arms length in which allows his hands to move around like the rotation of a whirlpool, redirecting incoming physical attacks and handling inertia. Because of the rotation, it is also unpredictable for those with Sharingan to see through it. This style of fighting involves countering and respond to your opponent with great reaction and is generally used only by extremely agile and speedy fighters or those attuned to the spiral of the world. Tentai notes that it is better used in tandem with 
It is said it can be used offensively, but Tentai had lost interest in developing it further.