Naruto – All Hand Signs Explained. The hand signs in Naruto (also known as seals) are a way for a ninja to summon and mold the chakra required to perform a specific ninjutsu or genjutsu technique.

In 'NARUTO', most of the ninjutsu activation conditions are set to 'sign by hand'. There are 12 types of seals derived from the zodiac, and the characters in the play use various techniques ...