Iron Cannon Headbutt

After covering himself in his Lightning Release Armour, the First Raikage grabs the head of his opponent and advances against him with the strength and speed of a cannonball, inferring great strength to headbutt his opponent. According to the, this technique has different intensities and, depending on the First Raikage's will, it is capable of fracturing multiple bones, break the spine of the opponent or decapitate them.

This technique proved to have enough strenght to cause a collapse when the First Raikage accidentally hit a mountain.

Trivia

 * As with many of the techniques of Kumogakure ninja, this technique has an English name given kanji that somewhat match the pronunciation. Usually, the kanji would be pronounced as Tetsuhō Atama Hattō.
 * One of the thecniques other names Headbutt Drop is the name of an attack used in professional wrestling