Fire Release: Intelligent Hard Work


 * Name: Katon: Zukokku, 火遁・頭刻苦, literally "Fire Release: Intense Pain"
 * Type: B-rank, Offensive, Short to Mid-range (0-5m, 5-10m)
 * Users: Kakuzu

The user spits out a small fireball which erupts into a giant fire after hitting the ground, causing widespread destruction to the area. Utilized by Kakuzu's Lion mask.