Translation: Fire Release • Head Mincing Pain.
Type: Ninjutsu.
Element: 
Hand Seals: Rat → Dog → Tiger
Rank: B.
Description: Katon • Zukokku is a Ninjutsu technique used by Kakuzu. After releasing the Fire Mask from his body, Kakuzu will command the entity to shot a large flaming mass from its mouth, burning everything on its path.
Based on: Katon no Jutsu - Jiongu.
Users: Kakuzu (Fire Mask).
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