Search gender: all male female 同 Japanese Names Variations. 2 names found. gender: all male female Name: katsudo Katakana: カツドウ 0 Kanji: 勝同 Meaning: 勝Win. To defeat an opponent. Be superior to others. To endure. Good scenery or landscape. Excellent. All. No residue. 同Same Name: atsumu Katakana: アツム 0 Kanji: 同 Meaning: 同Same You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > 同 Japanese Names Variations.