Guide: How to Say Goodnight in Japanese

Saying “goodnight” is a common way to bid farewell and show affection before parting ways for the night. If you’re interested in learning how to say goodnight in Japanese, whether in a formal or informal setting, you’ve come to the right place. In this guide, we’ll explore various ways to say goodnight in Japanese, provide tips on usage, and share examples to help you communicate effectively. Let’s dive in!

Formal Ways to Say Goodnight in Japanese

1. おやすみなさい (Oyasuminasai): This is the most common and formal way to say “goodnight” in Japanese. It’s suitable for use in formal settings or when showing respect to someone of higher status.

2. お休みください (Oyasumi kudasai): This phrase translates to “Please have a good rest.” It is a polite and respectful way to say goodnight, particularly when addressing someone of higher authority or age.

3. おやすみです (Oyasumi desu): This is a slightly more casual yet still polite way to say “goodnight.” It can be used when bidding farewell to colleagues, acquaintances, or in formal situations.

Informal Ways to Say Goodnight in Japanese

1. おやすみ (Oyasumi): This is the most common and casual way to say goodnight among friends, family, or peers of similar age. It’s a warm and friendly way to bid farewell for the night.

2. おっす (Ossu): This is an extremely informal and abbreviated version of “goodnight” in Japanese. It is mostly used among close friends or peers. Use this with caution as it can be perceived as too casual or even rude if used in the wrong context.

3. おやすん (Oyasumin): Another casual and friendly way to say goodnight, suitable for use among friends or family members. It can be considered a shortened form of “oyasumi.”

Tips for Saying Goodnight in Japanese

1. Context matters: Choose the appropriate phrase based on the formality of the situation and your relationship with the person you’re addressing.

2. Non-verbal cues: In Japanese culture, it is common to combine your words with a bow or a nod to show respect when bidding goodnight.

3. Consider the audience: If speaking to someone older or of higher social status, opt for a more formal expression to demonstrate courtesy.

Examples of Goodnight in Japanese

Here are a few examples showcasing the different ways to say goodnight:


  • 田中さん、おやすみなさい。
  • (Tanaka-san, oyasuminasai.)
  • 先生、お休みください。
  • (Sensei, oyasumi kudasai.)


  • おやすみ!また明日ね。
  • (Oyasumi! Mata ashita ne.)
  • おっす、おやすん。
  • (Ossu, oyasumin.)

Remember, when saying goodnight in Japanese, the key is to choose an appropriate phrase based on the context, formality, and your relationship with the person you’re addressing. Don’t forget to incorporate non-verbal cues and show respect through your body language. Practice these phrases, and you’ll be ready to bid a warm goodnight in Japanese!

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