Search gender: all male female Sangoro Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: sangoro Katakana: サンゴロウ 0 Kanji: 三五郎 Meaning: 三Three. The third. Kanji to represent the number 3 (three).Again. Again and again. Many times. 五Five, The fifth. Kanji to represent the number 5 (five). One more number than four. 郎Male. Men. Young men. A word that refers broadly to boys. A retainer. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Sangoro Name Meaning, Kanji Variations.