Search gender: all male female コウハク Japanese Boy Names Variations. 1 names found. gender: all male female Name: kohaku Katakana: コウハク 0 Kanji: 光珀 Meaning: 光Light. Glow. Glitter. Honor. Fame. Brilliance. Scenery. The way it is. Big. Wide. Blessings. Words used to honor the actions of others. 珀A character used for the jewel amber. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > コウハク Japanese Boy Names Variations.