に行く means go to do. It is a JLPT N5 Japanese grammar pattern used to say that someone goes somewhere for the purpose of doing an action.
This grammar point appears often in beginner conversations, classroom Japanese, and JLPT-style questions. If you want to say that someone goes somewhere for the purpose of doing an action, に行く is a useful pattern to learn because it helps you build natural basic sentences.
What does に行く mean?
Use に行く when you want to say that someone goes somewhere for the purpose of doing an action.
Natural translations include:
- go to do
- go to do
- go to do
The exact English translation changes with context. Focus on the role of the grammar point in the sentence first, then choose the English phrase that sounds natural.
How to form に行く
Verb masu-stem + に行く
Examples of the pattern:
- 買いに行く
- 食べに行く
- 見に行く
Pay attention to the word form before and after the pattern. Many beginner mistakes happen because the meaning is understood, but the grammar is attached to the wrong form.
When is に行く used?
Use に行く in situations like:
- going out for a purpose
- inviting someone to do something elsewhere
- explaining why you went
Tone and register:
- neutral and very common in conversation
- Common in daily speech, textbook examples, and beginner JLPT questions
に行く example sentences
- コンビニへ水を買いに行きます。 — I’m going to the convenience store to buy water.
- 友達と映画を見に行きました。 — I went to see a movie with my friend.
- 昼ご飯を食べに行きましょう。 — Let’s go eat lunch.
- 図書館へ勉強しに行きます。 — I go to the library to study.
- 駅まで友達を迎えに行きます。 — I’m going to the station to pick up my friend.
Read the Japanese sentence first, then check the English translation. Try to notice what the grammar point contributes: question, contrast, reason, time limit, suggestion, negation, comparison, or obligation.
Nuance of に行く
The key nuance is the verb before に gives the purpose of going.
This matters because beginner Japanese often uses small words and endings to show meaning that English expresses with word order or helper verbs. For に行く, the sentence can change a lot depending on placement and context.
For example:
- In conversation, it helps the listener understand the verb before に gives the purpose of going.
- Compared with へ行く, it has a different job even when the English translation looks close.
に行く vs へ行く
Both に行く and へ行く can express related ideas, but they are different.
に行く:
- includes the purpose of going
- uses a verb stem before に
へ行く:
- only states direction or destination
- does not state the action purpose by itself
Quick contrast examples:
- 映画を見に行きます。— I’m going to see a movie.
- 映画館へ行きます。— I’m going to the movie theater.
If you are unsure which one to use, ask what the sentence is trying to do: ask a question, connect ideas, show a reason, mark time, make an invitation, compare two things, or express obligation.
Common mistakes with に行く
Watch out for these mistakes:
- Using dictionary form before に行く
- Forgetting the destination can be omitted if clear
- Confusing purpose に with destination に
A good study habit is to write one short sentence and then change only the grammar point. This makes the difference between similar patterns easier to feel.
Is に行く on the JLPT?
Yes. に行く is commonly taught as JLPT N5 grammar.
That means learners should be able to:
- recognize it in reading
- understand its nuance in context
- use it in simple original sentences
For test preparation, do not only memorize the English gloss. Practice identifying the words around the grammar point, because JLPT questions often test structure and context together.
Practice questions for に行く
Try making your own sentences with these prompts:
- Say you go to buy water.
- Invite someone to go eat lunch.
- Say you went to study at the library.
Keep the sentences short at first. Once the form feels natural, add time words, places, reasons, or contrast to make the sentence more realistic.
Learn に行く with Kanjiru
If you want to review に行く together with kanji, vocabulary, and other JLPT N5 patterns, Kanjiru helps you practice Japanese in short, focused sessions.
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