LESSON NOTES · レッスンノート

N5Grammar, one piece at a time · Sep 14, 2026

で vs に: the particle pair that decides whether you live or work somewhere

に marks a point: where something exists, where you are heading, when something happens. で marks the stage an action is performed on. 東京とうきょう**に**んでいます ("I live in Tokyo") but 東京とうきょう**で**はたらいています ("I work in Tokyo") — and which one you need is decided by the verb, not by the place.

This pair produces more corrections in beginner lessons than any other, because English uses "in" for both. Once you can ask "is this verb about existing somewhere, or doing something somewhere?", most of it resolves.

The basics

The one-line rule

  • = a point. A destination, a location of existence, a moment in time.
  • = a stage. The place an action is carried out, or the means used to carry it out.

公園こうえんきます。 — I'll go to the park. (polite — destination, so に) 公園こうえんはしります。 — I'll run in the park. (polite — the action happens there, so で)

Same park, different particle, because く is arriving at a point and はしる is doing something on a stage.

The verbs that always take に

Some verbs are about reaching or existing at a point, and they take に every time:

Verb Meaning Example
く / る / かえ go / come / return 日本にほん
いる / ある exist 部屋へやにいる
live (reside) 東京とうきょう
enter 部屋へや
board 電車でんしゃ
meet 友達ともだち
arrive えき

む is the one that catches people, because "living in Tokyo" feels like an activity. In Japanese it is a state of existing somewhere, so it patterns with いる and ある, not with はたらく.

で for the place of an action, and for means

図書館としょかん勉強べんきょうしました。 — I studied at the library. (polite past — the studying happened there) 電車でんしゃきます。 — I'll go by train. (polite — で for the means) 日本語にほんごはなしましょう。 — Let's talk in Japanese. (polite — で for the language used)

The "means" で is the same particle doing a related job: the train and the language are both the instrument the action is carried out with.

Beyond the basics

The pair that explains everything: む vs はたら

東京とうきょうんでいます。 — I live in Tokyo. (polite — existence) 東京とうきょうはたらいています。 — I work in Tokyo. (polite — activity)

Both use the teiru form and both mean something ongoing, but む describes where you are and はたらく describes what you do. If you can produce this pair without thinking, you have the rule.

A very common learner sentence is いえからに仕事しごとします, built by stacking particles because none of them felt right. The natural version is いえ仕事しごとします or 在宅ざいたくはたらいています — で, because working is an activity.

Time takes に, but only for a point

に marks a moment on the clock or calendar. It does not attach to relative time words.

Takes に Does not take に
3ときに, 月曜日げつようびに, 5がつに, 2026ねん 今日きょう, 明日あした, 昨日きのう, 毎日まいにち, いま

7とききます。 — I get up at seven. (polite — a point on the clock) 明日あしたきます。 — I'll go tomorrow. (polite — no particle; 明日あしたに is wrong)

The test is whether you could point at it on a calendar. Monday is a point; "tomorrow" moves depending on when you say it.

で also marks a scope, and a limit

日本にほん一番いちばんたかやま富士山ふじさんです。 — The highest mountain in Japan is Mt Fuji. (polite — で marks the range being compared within) 一日いちにちわりました。 — It was finished within a day. (polite — で for the span it took)

The superlative use is worth memorising as a phrase: 〜で一番いちばん. Learners often reach for に here and it sounds clearly wrong.

に for the target of an action toward someone

When an action is aimed at a person, に marks the receiver:

友達ともだち電話でんわしました。 — I called my friend. (polite past — に for the person aimed at)

This is the same に that appears in おしえる, あげる, おくる and せる. If your English has an implicit "to," you almost certainly want に.

The one where both work, differently

Some verbs accept either and change meaning:

黒板こくばんいてください。 — Please write it on the blackboard. (polite — に, the surface it ends up on) 教室きょうしついてください。 — Please write it in the classroom. (polite — で, where the writing takes place)

に is where the writing lands; で is where the writer is. Once you see that, the pair stops feeling arbitrary. The same logic distinguishes は and が — Japanese particles almost always encode a role rather than a translation.

Common mistakes

  • 東京とうきょうんでいます. む is existence. It has to be 東京とうきょうんでいます.
  • 東京とうきょうはたらいています. はたらく is an activity. It has to be 東京とうきょうで.
  • 明日あしたきます. Relative time words take no particle.
  • 日本にほん一番いちばんたかやま. The superlative scope is で: 日本にほん一番いちばん.
  • Stacking particles. いえからに, 学校がっこうでに — if two feel right, one of them is wrong. Decide whether the verb is about existing or doing, then pick one.

Practice

Answers are hidden — build yours first, then open. Questions 1 and 2 are a pair: same city, and only the verb changes.

1. Say "I live in Tokyo."

Show answer

東京とうきょうんでいますむ is a state of existing somewhere, so it takes に, like いる and ある.

2. Say "I work in Tokyo."

Show answer

東京とうきょうはたらいています — working is an activity, so で. This is the pair to question 1: the place did not change, the verb did.

3. Something is wrong here: 公園こうえんきます。

Show answer

公園こうえんきますく is reaching a point, so に marks the destination.

4. Say "I studied at the library."

Show answer

図書館としょかん勉強べんきょうしました — the studying is carried out there, so the library is a stage: で.

5. Something is wrong here: 明日あしたきます。

Show answer

明日あしたきます — relative time words (今日きょう, 明日あした, 毎日まいにち) take no particle. Only fixed points on the clock or calendar take に.

6. Say "the highest mountain in Japan is Mt Fuji."

Show answer

日本にほん一番いちばんたかやま富士山ふじさんです — 〜で一番いちばん marks the range you are comparing within. に is wrong here.

7. Say "I'll go by train."

Show answer

電車でんしゃきます — で also marks the means. Same particle, related job: the train is the instrument.

8. Something is wrong here: いえからに仕事しごとします。

Show answer

いえ仕事しごとします — stacking particles is the sign that none of them felt right. Working is an activity, so で.

9. Say "please write it on the blackboard" and "please write it in the classroom."

Show answer

黒板こくばんいてください / 教室きょうしついてください — に is where the writing lands, で is where the writer is.

10. Say "I called my friend."

Show answer

友達ともだち電話でんわしました — に marks the person an action is aimed at. If your English has an implicit "to," you want に.

FAQ

Which one goes with う? に: 友達ともだちいます. It feels like an English "meet with," which tempts people toward と — and とう does exist, with a slightly more mutual flavour.

What about る? に: 電車でんしゃります. You are boarding into a point. でる is not a thing.

Is 〜において the same as で? Yes, in formal writing. 会議かいぎにおいて = 会議かいぎで. Recognise it in documents; use で when speaking.

How do I say "in Japan" generally? It depends on the verb, as always. 日本にほんむ, 日本にほんう, 日本にほんく. There is no default translation of "in."

Can で mark a reason? Yes: 病気びょうきやすみました ("I was off sick"). That is another use of the "means" sense — the illness is what brought the absence about.

Why do some verbs take を for a place? Movement-through verbs: 公園こうえん散歩さんぽする ("walk through the park"), はしわたる ("cross the bridge"). The place is the path, not a point or a stage.

Vocabulary from this article

Tap the block to select all of it, then copy. In Anki: File → Import, note type Basic, separator Tab — the first column becomes the front, the second the back.

公園	こうえん — park
行く	いく — to go
走る	はしる — to run
住む	すむ — to live, to reside
働く	はたらく — to work
東京	とうきょう — Tokyo
図書館	としょかん — library
勉強	べんきょう — study
電車	でんしゃ — train
日本語	にほんご — Japanese language
部屋	へや — room
入る	はいる — to enter
乗る	のる — to board, to ride
会う	あう — to meet
着く	つく — to arrive
駅	えき — station
友達	ともだち — friend
仕事	しごと — work, job
起きる	おきる — to get up
明日	あした — tomorrow
月曜日	げつようび — Monday
一番	いちばん — the most, number one
山	やま — mountain
富士山	ふじさん — Mt Fuji
黒板	こくばん — blackboard
書く	かく — to write
教室	きょうしつ — classroom
電話	でんわ — telephone, phone call
病気	びょうき — illness
橋	はし — bridge
渡る	わたる — to cross
散歩	さんぽ — a walk

I'm Yuuki, a Japanese teacher based in Tokyo. I've taught on italki as a Top 1% teacher and watched over 1,500 anime. When a learner stacks particles — いえからに, 学校がっこうでに — it is never carelessness. It is the sound of someone who knows one of them is right and is hedging. Deciding "existing or doing?" first removes the hedge.

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Sources: the author's own lessons and standard reference grammars.

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