草薙の剣くさなぎのつるぎ Noun English jmdict 1 noun (common) (futsuumeishi) Kusanagi no Tsurugi (alternate name for Ama-no-Murakumo no Tsurugi; the sword of the Imperial regalia);grass-mowing sword See also: 天叢雲剣 (あまのむらくものつるぎ) Other forms 草薙剣 【くさなぎのつるぎ】