Kusanagi no Tsurugi is a legendary sword from Japanese mythology, often associated with the Shinto deity Susanoo. According to the myth, Susanoo discovered the sword in the tail of an eight-headed serpent named Yamata no Orochi after defeating it. The sword is considered one of the three Imperial Regalia of Japan, symbolizing the legitimacy of the emperor. The name "Kusanagi" translates to "grass cutter," reflecting its power to cut through grass and enemies alike. This sword is not only a weapon but also a symbol of valor and protection in Japanese culture, representing the strength and authority of the ruling class.