Search gender: all male female ジョウキチロウ Japanese Boy Names Variations. 1 names found. gender: all male female Name: jokichiro Katakana: ジョウキチロウ 0 Kanji: 城吉郎 Meaning: 城Castle 吉Good. Good luck. Congratulations. Good fortune. Excellent. Wise, honorable. Morally correct. The first day of the month. 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 > ジョウキチロウ Japanese Boy Names Variations.