Kuji-in "Nine Syllable Seals" originated as a specialized form of Buddhist meditation. It has spread to Taoism, Shinto, Onmyodo, Ninjutsu and folk magic through out East Asia. In popular culture, kuji-in has become a way of performing magic. Details vary widely, from empowering a physical blow, to powering up an ofuda, to weaponized ki. Compare Hand Seals. Examples of Asian Rune Chant include: