Ame-no-Murakumo-no-Tsurugi, also known as the "Sword of the Gathering Clouds of Heaven," is a legendary sword in Japanese mythology. It is one of the three Imperial Regalia of Japan, symbolizing the nation's sovereignty. The sword is said to have been found by the deity Susanoo in the tail of an eight-headed serpent, Yamata no Orochi, and later presented to Amaterasu, the sun goddess. This sword is often associated with the divine right to rule and is considered a powerful artifact. It represents bravery and the protection of the Japanese people. The sword's significance is deeply rooted in the Shinto belief system and Japanese cultural heritage.