Search gender: all male female トシサブロウ Japanese Boy Names Variations. 1 names found. gender: all male female Name: toshisaburo Katakana: トシサブロウ 0 Kanji: 敏三郎 Meaning: 敏Quick in action and movement. Quick thinking. Smart. 三Three. The third. Kanji to represent the number 3 (three).Again. Again and again. Many times. 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 Japanese Names By Kanji > トシサブロウ Japanese Boy Names Variations.