one day

(informal, childish) good morning; hello

(rare) the first day of the month

to work hard and do one's best to achieve a goal / to strive unrelentingly in the face of difficulty, to persevere

(imperative, exhortation) do your best, good luck, hang in there, come on, don't give up, keep going

conjunctive form of 頑張る (ganbaru) [godan] / do your best, good luck, keep at it, don't give up, hang in there

one day, 24 hours / the daytime, the period from dawn until dusk / (figuratively) a short period of time / one day, someday, an unspecified day / the first day of the month

OK: agreement; consent

OK: OK; all right; fine

OK: OK