Search gender: all male female リガ Japanese Boy Names Variations. 1 names found. gender: all male female Name: riga Katakana: リガ 0 Kanji: 理我 Meaning: 理The way of things. The path or reason of things. Pattern. To set in order. Natural science. 我First person. Myself. Selfishness. Self-centered thinking. Human nature in Buddhism. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > リガ Japanese Boy Names Variations.