Search gender: all male female マスマ Japanese Boy Names Variations. 1 names found. gender: all male female Name: masuma Katakana: マスマ 0 Kanji: 増実 Meaning: 増Increase 実Fruit of plants and trees. Seeds of plants and trees. The production of fruits and seeds. Fruitfulness. To be full. To flourish. To have enough. Abundant. Wealth. Truthfulness. True. Truthfulness. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > マスマ Japanese Boy Names Variations.