What does お誕生日おめでとう mean?
お誕生日おめでとう is a Japanese noun meaning “happy birthday” in English. It is written as お誕生日おめでとう in kanji, おたんじょうびおめでとう in hiragana, and otanjoubiomedetou in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
トム、お誕生日おめでとう！
Happy birthday, Tom.