Usages of omedetou
誕生日 おめでとう！tanjoubi omedetou!
Happy birthday!
合格 おめでとう！goukaku omedetou!
Congratulations on passing (the exam)!
おめでとう ございますomedetou gozaimasu
congratulations
This is more polite and formal than just おめでとう
新年 おめでとう！shinnen omedetou!
Happy New Year!
Elon.io is an online learning platform
We have hundreds of Japanese lessons and thousands of exercises.
