Search gender: all male female トモズミ Japanese Boy Names Variations. 1 names found. gender: all male female Name: tomozumi Katakana: トモズミ 0 Kanji: 友澄 Meaning: 友Friend 澄Clear. Water and sounds are clear and beautiful. The sky is not dull. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > トモズミ Japanese Boy Names Variations.