The mantras are referred to as kuji 九字 which literally translates as nine characters the syllables used in kuji are numerous especially within japanese esoteric mikkyō.

Famous anime hand signs. From darker than black. Naruto hand signs were inspired by the hand seals of bhuddism and hinduism which are used for meditation and religious purposes and unfortunately are not able to call forth fireballs or control water. To create the rat hand sign a ninja makes a fist out of their left hand but then extends the middle and index fingers. Fan favorite shikamaru nara is often using this sign in his ninjutsu.

His signature move shadow possession uses the hand sign as a trigger. Citation needed scholars have stated that kuji is of taoist origin. Naruto hand signs also called hand seals are used by ninjas to manipulate their chakra the inner energy that is used to create ninja techniques jutsu. Then they wrap their right hand around the extended left hand digits.

It basically consists of putting both hands to the sides of your head and extending your pointer fingers giving yourself demon horns. Take the demon horns gesture for example.

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