おめでとう (omedetou) Japanese meaning: congratulations | Kotomora日
おめでとう
!
Congratulations on passing the exam.
Usage patterns
〈事〉おめでとうcongratulations on ~ (an event or achievement)
ご〈事〉おめでとうcongratulations on ~ (formal event, with ご prefix)
Congratulations on your marriage.
喜び
N3
おめでとう is the everyday way to say congratulations, while formal phrases built on 喜び, such as お喜び申し上げます, are used in speeches and letters.