行く

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go, travel, head to, travel, go on a trip
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/i̥kɯ/
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A verb that means to go, travel, become, or serve a purpose, extending from physical movement to figurative change and suitability.

Examples

  • バスで山へ行くのが好きだ。
    I like to go to the mountains by bus.
  • このデザインはモダンなインテリアに行く
    This design matches modern interiors.
  • 夜になると静かに行く
    It becomes quiet at night.
  • 彼の話はだんだん面白く行く
    His story becomes more interesting.
  • この道はだんだん狭く行く
    The road gets narrower.

Similar words

使用できる
向かう
進む
なる
変わる
合う
旅行する
赴く
行き着く
出かける

Meanings

Move toward a destination

verb
everyday
neutral
To travel from the speaker’s location to another place.

Usage

Use 行く for describing personal movement toward a place.

Examples

  • 明日、東京へ行く
    Tomorrow, I go to Tokyo.
  • 彼は毎朝駅まで行く
    He goes to the station every morning.
  • 雨が降っても、私は学校に行く
    Even if it rains, I go to school.
  • 友達と一緒に映画館へ行った
    I went to the cinema with my friends.
  • 週末は海へ行こうと思う。
    I think I’ll go to the sea this weekend.
  • 彼女はまだ家に行かない
    She doesn't go home yet.
  • 駅に行って、電車に乗ります。
    I go to the station and take the train.

Common mistakes

The verb is often mis‑inflected or confused with 来る.
IncorrectCorrect
私は駅へ行です。 私 は 駅へ行く
彼は毎日学校へ行んです。 彼 は 毎日学校へ行く
明日、東京へ行か? 明日、東京へ行くか?
彼は私の家に行く。 彼は私の家に来る

Similar words

Travel to a destination

verb
travel
neutral
To make a journey to a place, often for leisure or business.

Usage

Use 行く when speaking of going on a trip or business travel.

Examples

  • 夏休みに北海道へ行く予定です。
    I plan to go to Hokkaido for summer vacation.
  • 仕事の出張で大阪へ行った
    I went to Osaka on a business trip.
  • 友達と一緒に温泉へ行こう
    We’ll go to the hot springs together.
  • 来月、ヨーロッパへ行くことになった。
    Next month, I’ll go to Europe.
  • 京都へ行くのが夢です。
    My dream is to go to Kyoto.
  • 飛行機で東京へ行くのは便利だ。
    Going to Tokyo by plane is convenient.
  • バスで山へ行くのが好きだ。
    I like to go to the mountains by bus.

Common mistakes

Learners sometimes mix 行く with 来る or omit the verb entirely.
IncorrectCorrect
旅行で東京へ来る。 旅行で東京へ行く
出張で大阪へ行かない。 出張で大阪へ行く
バスで山へ行く? バスで山へ行くか?
旅行の前にパスポートを行く。 旅行の前にパスポートを準備する

Similar words

Change into a state

verb
abstract
neutral
To transition into a particular condition or quality.

Usage

Use 行く when describing a gradual change, often with adjectives.

Examples

  • 寒くなって行く
    It becomes colder.
  • 時間が経つにつれて、色が薄く行く
    The color becomes lighter over time.
  • 彼の話はだんだん面白く行く
    His story becomes more interesting.
  • 病状が悪く行く
    The condition gets worse.
  • この道はだんだん狭く行く
    The road gets narrower.
  • 雨が強く行く
    The rain intensifies.
  • 夜になると静かに行く
    It becomes quiet at night.

Common mistakes

The auxiliary 行く is frequently replaced by the simple verb なる.
IncorrectCorrect
寒くなる行く。 寒くなる
色が薄く行く。 色が薄くなる
雨が強く行く。 雨が強くなる
病状が悪く行く。 病状が悪くなる

Similar words

Serve a purpose

verb
technical
neutral
To function as or be suitable for a particular use.

Usage

Use 行く when indicating that something is appropriate for a role or function.

Examples

  • この薬は頭痛に行く
    This medicine works for headaches.
  • この道具は料理に行く
    This tool suits cooking.
  • そのプランは予算に行くかどうか検討する。
    We’ll check whether the plan fits the budget.
  • この服はカジュアルな場面に行く
    These clothes suit casual occasions.
  • このソフトは初心者に行く
    This software is suitable for beginners.
  • このデザインはモダンなインテリアに行く
    This design matches modern interiors.
  • この言い回しはフォーマルな場に行く
    This expression fits formal settings.

Common mistakes

行く is often used where a more specific verb is needed.
IncorrectCorrect
この薬は頭痛に行く。 この薬は頭痛に効く
この服はカジュアルに行く。 この服はカジュアルな場面に合う
このデザインはモダンに行く。 このデザインはモダンなインテリアに合う
この言い回しはフォーマルに行く。 この言い回しはフォーマルな場に適する

Similar words

Usage

Choose the sense that matches the context—physical travel, a gradual change, or a function—when using 行く.

Common mistakes

Dropping the final -u and saying ik for present tense is a frequent error.

Etymology

From Old Japanese iku, related to the verb 行く and the noun 行 meaning “movement”.

FAQ

What does 行く mean?

行く means “to go”, “to travel”, or “to become” depending on the context.

How do you conjugate 行く in the past tense?

The past plain form is 行った.

When should you use 行く instead of 来る?

Use 行く when the movement is away from the speaker; 来る is used for movement toward the speaker.

Can 行く be used to talk about travel plans?

Yes, sentences like “東京へ行く” express a travel plan.

What does 行く mean in the expression “寒くなって行く”?

Here 行く indicates a gradual change, meaning “becomes”.

How do you say “I will go to Tokyo” using 行く?

You would say “東京へ行く”。

Is 行く used in technical contexts?

It can describe suitability, as in “この道具は料理に行く” (“this tool suits cooking”).

What is the origin of the verb 行く?

The verb comes from Old Japanese iku, the ancestor of modern 行く.

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