Save Gender Masculine Usage Japanese Scripts 大吉郎, etc.(Japanese Kanji) だいきちろう(Japanese Hiragana) Pronounced Pron. /dä.i.kʲi.t͡ɕi.ɾo̞ː/ [key·simplify] Meaning & History From Japanese 大 (dai) meaning "big, great" combined with 吉 (kichi) meaning "good luck" and 郎 (rō) meaning "son". Other kanji combinations are also possible.