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Want to change your breakfast habits? Use this pattern to express what you decide to do from now on.

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Lesson notes · ≈ JLPT N3 · Intermediate 1

〜ことにします~koto ni shimasu

decide to do

Use 「〜ことにします」 to state a personal decision about what you will do from now on.

How it works

  1. Want to change your breakfast habits? Use this pattern to express what you decide to do from now on.

    Want to change your breakfast habits? Use this pattern to express what you decide to do from now on.

  2. Use the dictionary form of the verb: 食べる, する. Then add 「ことにします」.

    Use the dictionary form of the verb: 食べる, する. Then add 「ことにします」.

  3. A friend invites you to go walking together. You accept and decide to be physically active every day starting tomorrow.

    A friend invites you to go walking together. You accept and decide to be physically active every day starting tomorrow.

  4. The example states a decision to eat a proper breakfast from now on. It does not tell us whether the person is already doing it every day.

    The example states a decision to eat a proper breakfast from now on. It does not tell us whether the person is already doing it every day.

  5. 「毎晩」 gives the chosen frequency: every night. The stretching example focuses on the person deciding on this plan.

    「毎晩」 gives the chosen frequency: every night. The stretching example focuses on the person deciding on this plan.

「食べるようにしています」 emphasizes an ongoing, conscious effort to do it in everyday life.

「食べるようにしています」 emphasizes an ongoing, conscious effort to do it in everyday life.

Example sentences

  • これkoreからkara朝ごはんあさごはんasagohanをoしっかりshikkari食べるたべるtaberuことkotoにniします。shimasu。

    I've decided to eat a proper breakfast from now on.

  • 毎晩まいばんmaibanストレッチすとれっちsutorecchiをoするsuruことkotoにniします。shimasu。

    I've decided to stretch every night.

In a conversation

  • A
    最近、さいきん、運動うんどう不足ふそくで体からだがだるいです。

    A: Lately, I feel sluggish due to a lack of exercise.

  • B
    それなら、明日あすから私わたしと一緒いっしょにウォーキングうぉーきんぐをしませんか。

    B: In that case, why don't you go walking with me from tomorrow?

  • A
    いいですね、じゃあ明日あすから毎日まいにち体からだを動かすうごかすことにします。

    A: Sounds good, well then, I've decided to exercise every day starting tomorrow.

Check yourself

  1. Level 1 · Recognise

    Which sentence is correct?

  2. Level 1 · Recognise

    Listen and choose the meaning

  3. Level 2 · Build

    Put the words in order

    Starting tomorrow, I will make it a rule to walk for thirty minutes every day.

  4. Level 3 · Use

    What goes in the blank?

    毎晩ストレッチを____。

    I have decided to do stretching every night.

More grammar in this theme

  • 〜もsurprisingly many or long
  • 〜しか〜ないonly; less than enough
  • 〜たらどうですかgentle suggestion or advice
  • 〜ないで〜without doing something
  • 〜らしいですreported news; apparently
  • 〜て〜accompanying state or sequence
  • 〜ないで〜without doing something
  • 〜のに／〜にpurpose or goal
  • 〜やすいですeasy to do
  • 〜にくいですdifficult to do
  • 〜ようにしていますmake a conscious effort; habit
  • 〜ないようにしていますmindful effort to avoid
  • 〜ことにしますdecide to do
  • 〜ないことにしますdecide not to do
Previous〜ないようにしていますNext〜ないことにします

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Intermediate 1
Health and Daily Habits