Save Gender Masculine Usage Japanese Scripts 元太郎, 源太郎, 弦太郎(Japanese Kanji) Other Forms FormsGentarō, Gentarou Meaning & History From Japanese 源 (gen) meaning "source, fountainhead" or 元 (gen) meaning "origin, basis, cost" combined with 太 (ta) meaning "big, great" and 郎 (rō) meaning "son". Other character combinations are possible.