Earth Release: Fist Rock Technique
Name
Kanji	土遁・拳岩の術
Rōmaji	Doton: Kengan no Jutsu
Literal English	Earth Release: Fist Rock Technique
Debut
Manga	Chapter #529
Anime	Naruto Shippūden Episode #270
Appears in	Anime and Manga
Data
Classification	Ninjutsu
Type	Earth Release
Class	Offensive
Range	Short-range
Hand seals	Snake → Seal of Confrontation
Users Kitsuchi Ōnoki (Manga only)

By encasing their arm in rock, the user can deal a powerful hardened punch against an opponent while being protected from direct contact with their target. If necessary, the weight of the rock can be increased to further increase the punch's destructive power.^[1]

Trivia

• In the manga, Kitsuchi's punching of Kinkaku is shown from left to right. In the episode, the punch is shown from right to left. Also, more of his rock-transformed arm was visible in the manga while in the anime, his sleeve covered it.

References

1. ↑ Naruto chapter 556, pages 7-8