Search gender: all male female Tonoko Girl Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: tonoko Katakana: トノコ 0 Kanji: 渡子 Meaning: 渡To cross. To move something from hand to hand. To cross a river or sea. To live in the world. 子Children You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Tonoko Girl Name Meaning, Kanji Variations.