symbolTomoeSymbolsA comma-shaped swirl — one tomoe or three in mitsudomoe. Not taijitu yin-yang, and not triskelion.ShintoTomoe appears in Shinto.Kojiki-era Japanese mark speech seats the tomoe comma-swirl among shrine and clan marks. A named tomoe in that mythic corpus neighborhood, not mitsudomoe as the triple form alone and not a yin–yang flatten.from Ō no Yasumaro (compiler); Donald L. Philippi (translation) · Kojiki, 712 CE; Philippi trans. 1968appears in · sourced · culturally specificsourcesKojiki · Ō no Yasumaro (compiler); Donald L. Philippi (translation)Donald L. Philippi, Kojiki.