有朝一日

one day / sometime in the future

to have; there is / (bound form) having; with; -ful; -ed; -al (as in 有意[you3 yi4] intentional)

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

abbr. for 日本[Ri4 ben3], Japan

sun / day / date, day of the month

abbr. for 朝鮮|朝鲜[Chao2 xian3] Korea

imperial or royal court / government / dynasty / reign of a sovereign or emperor / court or assembly held by a sovereign or emperor / to make a pilgrimage to / facing / towards

morning

one day / sometime in the future

one day; sometime in the future