How to Say “Happy Birthday to You” in Japanese

お誕生日おめでとう
otanjōbi omedetō
To say "happy birthday to you" in Japanese, use お誕生日おめでとう (otanjōbi omedetō).
This phrase is a common greeting used to wish someone well on the anniversary of their birth. In Japan, the English phrase "Happy Birthday" is also frequently used as a loanword, written in katakana as ハッピーバースデー, particularly when singing the birthday song.

How does it change in a sentence?

Adding ございます to the end of おめでとう makes the birthday greeting polite and formal.

How do you pronounce it?

otanjōbi omedetō

Did you know?

  • While Westerners celebrate on the day they were born, traditional Japanese culture often celebrates 'Kazoedoshi', where everyone turns a year older on New Year's Day regardless of their actual birth date.
  • The word おめでとう comes from the verb めでたい, which describes something that is joyful or auspicious.
  • In Japan, the word おめでとう is used for any celebration or congratulation, whether it is a birthday, a wedding or a promotion.

Examples in context

  • お誕生日おめでとうございます。
    Happy birthday to you!
    This sentence is useful for showing how to say Happy birthday to you! using the form お誕生日おめでとう.
    Tatoeba #226885 by tommy_san, translation #64233 by shekitten
  • お誕生日おめでとう!
    Otanjoubi omedetou!
    Happy birthday!
  • 妹に、お誕生日おめでとうと言った。
    Imouto ni, otanjoubi omedetou to itta.
    I said happy birthday to my younger sister.

Example conversation

Misaki greets Youta on his birthday at a cafe.

  1. 美咲 Misaki

    陽太くん、お誕生日おめでとう!
    Youta-kun, otanjoubi omedetou!
    Happy birthday, Youta!
  2. 陽太 Yota

    ありがとう、美咲さん。
    Arigatou, Misaki-san.
    Thank you, Misaki.
  3. 美咲 Misaki

    素敵な一年になりますように。
    Suteki na ichinen ni narimasu you ni.
    I hope you have a wonderful year.
  4. 陽太 Yota

    そうですね、頑張ります!
    Sou desu ne, ganbarimasu!
    I hope so, I'll do my best!

Sources

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Jose Luis
Jose LuisHelp make this guide better. Spot a mistake, know another way to say it, or have an example from real life? Share it below.
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