An essential expression to share joy and celebrate someone else's success.
Word in 30 Seconds
- Used to express congratulations to others.
- Commonly used for birthdays and achievements.
- Can be casual or formal depending on suffix.
概要
「おめでとう」は「お目出度う」と書き、相手に良いことがあった際に喜びを共有する挨拶です。日本語において最も基本的かつ頻繁に使われる祝福の言葉です。2) 使用パターン: 基本的には単体で使いますが、より丁寧に言う場合は「おめでとうございます」とします。親しい間柄では「おめでとう！」と語尾を上げて明るく言うのが一般的です。3) 一般的な文脈: 誕生日、新年（あけましておめでとう）、昇進、結婚、出産、試験合格など、人生のあらゆるポジティブなイベントで使用されます。また、SNSのコメントやメッセージカードでも多用されます。4) 類似語との比較: 「お祝い申し上げます」は非常にフォーマルな表現で、スピーチや手紙に適しています。「良かったね」は相手の努力を称えるニュアンスが含まれますが、「おめでとう」は出来事そのものに対する祝福の響きが強いです。
Examples
誕生日おめでとう！
everydayHappy birthday!
ご結婚おめでとうございます。
formalCongratulations on your marriage.
合格おめでとう！
informalCongratulations on passing!
昇進おめでとうございます。
academicCongratulations on your promotion.
Common Collocations
Common Phrases
あけましておめでとう
Happy New Year
おめでとうございます
Congratulations (polite)
本当におめでとう
Congratulations, really!
Often Confused With
Used for hard work or ending a task, not for celebrating a happy event.
Means 'thank you' and is used to express gratitude, whereas 'omedetou' is for celebration.
Grammar Patterns
How to Use It
Usage Notes
Use 'Omedetou' for friends and family. Use 'Omedetou gozaimasu' for superiors, colleagues, or formal settings. It is a versatile expression for any positive news.
Common Mistakes
Beginners often forget the 'gozaimasu' suffix when talking to teachers or bosses. Also, some learners confuse it with 'arigatou' (thank you). Remember: 'Omedetou' is for celebration, 'Arigatou' is for thanks.
Tips
Use with a big smile
The tone of your voice is as important as the word itself. Smiling while saying it makes the congratulation feel sincere.
Watch your formality level
Never use the short form 'おめでとう' to your boss or teacher. Always add 'ございます' to remain polite.
Common in New Year greetings
This word is the core of the Japanese New Year greeting 'Akemashite Omedetou Gozaimasu'. It reflects the cultural importance of starting the year well.
Word Origin
Derived from the ancient Japanese 'medetashi' (auspicious/splendid). The 'o' is an honorific prefix, turning the adjective into a noun-like expression of celebration.
Cultural Context
Congratulating others is a vital part of maintaining social harmony in Japan. Sharing joy strengthens relationships and shows empathy for the other person's success.
Memory Tip
Think of 'Oh, my day, to you!' as a phonetic trick to remember the sound. It is a wish that the person has a great day because of their happy event.
Frequently Asked Questions
4 questions「おめでとう」は友人や家族などの親しい間柄で使うカジュアルな表現です。「おめでとうございます」は目上の人やビジネスシーンで使う丁寧な表現です。
友人の場合は「誕生日おめでとう！」と言います。上司などには「お誕生日おめでとうございます」と伝えると失礼がありません。
「ありがとうございます」と感謝を伝えるのが一般的です。相手への敬意を含めて「ありがとうございます」と言うのが最も自然です。
相手に良いことがあった時や、新しい年を迎えた時などに使います。相手の幸せを願うポジティブな場面で使ってください。
Test Yourself
友達の誕生日です。「誕生日___！」
誕生日を祝う言葉として「おめでとう」が適切です。
先生が試験に合格した時、何と言いますか？
目上の人に対しては、丁寧に「ございます」を付ける必要があります。
（結婚 / おめでとう / ございます / ！）
「結婚おめでとうございます」が正しい語順です。
Score: /3
Summary
An essential expression to share joy and celebrate someone else's success.
- Used to express congratulations to others.
- Commonly used for birthdays and achievements.
- Can be casual or formal depending on suffix.
Use with a big smile
The tone of your voice is as important as the word itself. Smiling while saying it makes the congratulation feel sincere.
Watch your formality level
Never use the short form 'おめでとう' to your boss or teacher. Always add 'ございます' to remain polite.
Common in New Year greetings
This word is the core of the Japanese New Year greeting 'Akemashite Omedetou Gozaimasu'. It reflects the cultural importance of starting the year well.
Examples
4 of 4誕生日おめでとう！
Happy birthday!
ご結婚おめでとうございます。
Congratulations on your marriage.
合格おめでとう！
Congratulations on passing!
昇進おめでとうございます。
Congratulations on your promotion.
Related Content
This Word in Other Languages
Related Phrases
Related Vocabulary
More communication words
について
A2about; concerning
宛先
B1The address or name of the recipient to whom mail or an email is sent.
番地
A2House number
賛同
B1Approval, endorsement; support or agreement with an idea.
~も
A2Too, also.
〜そして
A1And then; and (used to connect sentences or clauses).
たり
A2Indicates a non-exhaustive list of actions/states ('and so on').
〜や
A2And; and so forth (used to list examples, implying others exist).
お知らせ
B1Notice; an announcement or communication.
答え
A2A thing said, written, or done as a reaction to a question or statement.
