(figuratively, collective) three things that are considered most important or essential in life

(Japanese mythology, collective) the Three Imperial Regalia of Japan (three treasures of the imperial family, bestowed by 天照 (Amaterasu) upon her grandson 瓊瓊杵 (Ninigi) before he descended to the mortal realm, including the bead 八尺瓊勾玉 (Yasakani no Magatama), the sword 草薙剣 (Kusanagi no Tsurugi) and the mirror 八咫鏡 (Yata no Kagami))

myth; mythology (divine story) / myth (baselessly absolutized concept)

a godly weapon / one of the Imperial Regalia of Japan

(Shinto) an item used in Shinto ceremonies to worship a god

a ball / a orb / a sphere / a bead of an abacus / lens / a bullet / an egg, especially of a chicken / a gem, jewel / an object of value / a female entertainer (geisha, prostitute, etc.)

mirror

a male given name

a sword, especially one with a double-edged blade / swordsmanship / a bayonet / (entomology) a stinger / (entomology) an ovipositor

a sword