Search gender: all male female ムツマサ Japanese Names Variations. 1 names found. gender: all male female Name: mutsumasa Katakana: ムツマサ 0 Kanji: 睦正 Meaning: 睦Good Friends 正Correct. To be reasonable. to fix. exactly. To be in just the right state. New Year. The beginning of things. The original. The real. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ムツマサ Japanese Names Variations.