How to Say “Dad, I Love You” in Japanese

お父さん、愛してるよ
otōsan, aishiteru yo
To say "dad, I love you" in Japanese, you say お父さん、愛してるよ (otōsan, aishiteru yo).
This phrase is an expression of deep affection spoken by a child to their father. You can modify the intensity or tone by changing the address for "Dad" or the verb used for "love". For example, adding the word 本当に before the verb allows you to say "truly" or "really".

Which one should you use?

While お父さん、愛してるよ is the standard way to express this, other forms exist depending on the desired tone. Use パパ、好きだよ for a more informal and affectionate manner, or お父ちゃん、大好きだぞ to say "Dad, I really love you" in a playful way. For a more formal tone, you can use お父さん、大好きです.

Is there a formal and an informal way to say it?

The choice of words significantly affects the formality and the relationship being expressed. Addressing a father as パパ (the Japanese equivalent of "Dad") makes the address sound more childlike, casual or intimate, as seen in パパ、愛してるよ. In contrast, お父ちゃん is an informal and affectionate term for "dad". For a formal way to say "Dad, I love you", use お父さん、大好きです.

How does it change in a sentence?

The particle よ at the end of the sentence is a sentence-ending particle used for emphasis, providing a sense of emotional declaration.

How do you pronounce it?

otōsan, aishiteru yo

Did you know?

  • Japanese culture often relies on 'reading the air' rather than verbal declarations. Many children express their love through actions or subtle changes in tone rather than saying 愛してる directly, which can sometimes feel awkward in a traditional household.
  • When talking about their own father to someone else, a Japanese speaker would switch from お父さん to the word 父, which removes the honorific prefix.
  • While パパ (papa) is used for 'Dad', it is often considered a 'loanword' from Western languages. It is most frequently used by very young children or in extremely modern, Westernized households to create a sense of intimacy.

Examples in context

  • お父さん、本当に大好きです。
    Dad, I really love you.
  • パパ、好きだよ。
    Dad, I love you.
  • お父さん、愛してるよ、ありがとう。
    Otousan, aishiteru yo, arigatou.
    Dad, I love you, thank you.
  • お父さん、愛してるよって言いたい。
    Otousan, aishiteru yo tte iitai.
    I want to say, dad, I love you.

Example conversation

A daughter says goodbye to her father before leaving for college.

  1. 陽葵 Himari

    お父さん、愛してるよ。
    Otousan, aishiteru yo.
    Dad, I love you.
  2. 健太 Kenta

    私も愛してるよ、陽葵。
    Watashi mo aishiteru yo, Himari.
    I love you too, Himari.
  3. 陽葵 Himari

    体に気をつけてね。
    Karada ni ki o tsukete ne.
    Please take care of yourself.
  4. 健太 Kenta

    ああ、大丈夫だ。
    Aa, daijoubu da.
    Yeah, I'll be fine.
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Patrick Allen
Patrick AllenHelp 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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