Dictionary/光輝こうきKouki光輝 (Kouki) is a Japanese noun meaning “brightness, splendour, splendor”.Meaningsnounbrightness; splendour; splendorKanji in 光輝光ray輝radianceRelated words光light光るto shine輝くto shine光栄honour観光sightseeing光景scene栄光glory観光客tourist光線ray (of light)陽光sunshine蛍光灯fluorescent lamp日光sunlight