Search gender: all male female タダマル Japanese Boy Names Variations. 1 names found. gender: all male female Name: tadamaru Katakana: タダマル 0 Kanji: 唯丸 Meaning: 唯That's it. Just one. Only. A word expressing limitation or emphasis. Reply. A reply of acceptance that is answered immediately. 丸Round. No corners. Gentle. A dumpling. A dumpling made from fish or other ingredients. Abbreviation of pill. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > タダマル Japanese Boy Names Variations.