Search gender: all male female サンシロウ Japanese Boy Names Variations. 21 names found. gender: all male female Name: sanshiro Katakana: サンシロウ 0 Kanji: 三嗣朗 Meaning: 三Three. The third. Kanji to represent the number 3 (three).Again. Again and again. Many times. 嗣Take Over A House 朗Cheerful. Explicit. A bright, cheerful personality. A beautiful, unclouded appearance. Honest. Clear-hearted. A clear voice. You can save your favorite names with prev12 NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > サンシロウ Japanese Boy Names Variations.