LESSON NOTES · レッスンノート

N5Grammar, one piece at a time · Sep 12, 2026

The Japanese te-form: how to make it, and why half of Japanese needs it

The te-form is not a tense — it is a connector that ends a clause without ending the sentence, and at least a dozen later grammar points are built directly on top of it.

Most learners meet the te-form as "the form you need for てください," memorize five or six verbs, and move on. Three months later every new page in the textbook opens with "take the te-form and add..." — and the shaky conjugation from month one quietly becomes the bottleneck for everything after it. In lessons this is the single most common place where progress stalls without the student realizing why.

The basics

What is the te-form actually for?

On its own it does exactly one job: it finishes a clause while leaving the sentence open. Think of it as a comma with grammar attached. English joins actions with "and"; Japanese joins them by putting every verb except the last one into the te-form.

朝あさごはんを食たべて、学校がっこうに行いきます。 — I eat breakfast and go to school. (first verb in te-form, only the last verb carries tense) 電気でんきを消けして、寝ねました。 — I turned off the light and went to sleep. (the past tense lives on 寝ねました alone)

That second point matters more than it looks. The te-form carries no tense of its own — 食たべて is not past, present, or future. Whatever the final verb is doing, the whole chain is doing.

How do you make it?

Japanese verbs fall into three groups, and only one of them is any trouble.

Group 2 (ichidan, the る-verbs): drop る, add て. 食たべる → 食たべて, 見みる → 見みて, 起おきる → 起おきて. That is the entire rule.

Group 3 (irregular): two verbs, memorize them. する → して, 来くる → 来きて.

Group 1 (godan, the う-verbs): the final syllable decides. This is the part that needs drilling, and it is six rules, not fifty:

Dictionary ending Te-form Examples
う・つ・る って 買かう → 買かって / 待まつ → 待まって / 帰かえる → 帰かえって
む・ぶ・ぬ んで 飲のむ → 飲のんで / 遊あそぶ → 遊あそんで / 死しぬ → 死しんで
く いて 書かく → 書かいて / 聞きく → 聞きいて
ぐ いで 泳およぐ → 泳およいで / 急いそぐ → 急いそいで
す して 話はなす → 話はなして / 貸かす → 貸かして
行いく (the one exception) 行いって not 行おこないて

友ともだちを待まって、一緒いっしょに帰かえりました。 — I waited for my friend and we went home together. (つ → って) コーヒーを飲のんで、本ほんを読よみました。 — I drank coffee and read a book. (む → んで)

Why do some verbs take で instead of て?

Because of the sound in front of it — the む・ぶ・ぬ and ぐ endings voice the connector purely for ease of pronunciation.

Say 飲のんて out loud. Your mouth fights it; the nasal ん wants a voiced consonant after it, so Japanese settled that argument centuries ago and made it 飲のんで. The same goes for ぐ → いで. There is nothing extra to memorize — the で cases are exactly the ones your mouth would have produced anyway.

What about adjectives and nouns?

They have te-forms too, and they do the same connector job — which is why "cheap and delicious" is one grammar point, not two.

  • い-adjectives: drop い, add くて — 安やすい → 安やすくて, おいしい → おいしくて
  • な-adjectives and nouns: add で — きれい → きれいで, 学生がくせい → 学生がくせいで

この店みせは安やすくて、おいしいです。 — This restaurant is cheap and delicious. (い-adjective te-form) 彼かれは日本人にほんじんで、東京とうきょうに住すんでいます。 — He is Japanese and lives in Tokyo. (noun + で)

The trap here is と. と joins nouns — パンと牛乳ぎゅうにゅう, "bread and milk" — and never joins clauses. 安やすいとおいしい is not something a native speaker produces; it has to be 安やすくておいしい.

Beyond the basics

What is the te-form really for, beyond "and"?

It is the foundation the rest of your grammar sits on. Almost every useful pattern from here to intermediate level begins with a te-form:

Pattern What it does
〜ている ongoing action or resulting state
〜てください please do this
〜てもいいですか may I do this?
〜てはいけません you must not do this
〜てみる try doing it and see
〜てしまう finish it off / do it by accident
〜ておく do it in advance, get it out of the way
〜てあげる・てくれる・てもらう do it for someone, have it done for you
〜てから after doing it

This is the real reason to over-invest in the conjugation chart early. Every hour spent on the te-form pays out again in 〜てもいいですか, in 〜てはいけません, and in the progressive tense you will use in every second sentence you speak.

Can the te-form mean "because"?

Yes — a te-form clause often gives the reason for what follows, not just the action before it.

雨あめが降ふって、試合しあいが中止ちゅうしになりました。 — It rained, so the match was cancelled. (cause, not sequence) 道みちが分わからなくて、遅おくれました。 — I didn't know the way, so I was late. (negative te-form: 分わからない → 分わからなくて)

But this use has a hard limit worth knowing: a te-form reason cannot be followed by a command, a request, or an invitation. 「暑あつくて、窓まどを開ひらけてください」sounds broken to a native ear. When the second half is a request, you need から or ので instead: 暑あついので、窓まどを開ひらけてください. That is a grammatical rule, not a matter of taste.

What happens to the te-form in real speech?

It collapses — often so far that beginners cannot hear it at all, which is why spoken Japanese can sound like a different language from the textbook.

  • 〜ている → 〜てる (見みている → 見みてる)
  • 〜ておく → 〜とく (買かっておく → 買かっとく)
  • 〜てしまう → 〜ちゃう (食たべてしまう → 食たべちゃう)
  • 〜ては → 〜ちゃ (見みてはだめ → 見みちゃだめ)

なにしてるの? — What are you doing? (casual, 〜ている squeezed to 〜てる) 全部ぜんぶ食たべちゃった。 — I ate the whole thing. (casual, 〜てしまった → 〜ちゃった, carrying a hint of "oops")

Nearly every te-form in anime dialogue has been compressed like this. The skill to build is expansion: hearing 食たべちゃった and unpacking it to 食たべてしまった in your head. Which contractions are appropriate where is a register question — see casual vs. polite Japanese.

Is there a formal alternative?

Yes — the masu-stem, and written Japanese uses it constantly where speech would use a te-form.

食たべて → 食たべ, 行いって → 行いき, 買かって → 買かい. News articles, signage, and formal email join their clauses with the bare stem.

駅えきで切符きっぷを買かい、電車でんしゃに乗のりました。 — I bought a ticket at the station and boarded the train. (written register, stem in place of te-form)

You do not need to produce this as a beginner. Recognizing it matters, though — otherwise formal Japanese reads like a typo.

Common mistakes

  • Putting tense on the te-form. There is no past te-form. Tense goes on the final verb only: 食たべて、行いきました — never 食たべた、行いきました as a single joined idea.
  • Using と to join clauses. と is for nouns. 安やすいとおいしい → 安やすくておいしい.
  • 行おこないて for 行いく. The one godan verb that breaks the く → いて rule. It is 行いって.
  • Attaching a request to a te-form reason. 寒さむくて、窓まどを閉しめてください → 寒さむいので、窓まどを閉しめてください.
  • Reaching for the dictionary form in te-form patterns. 食たべるもいいですか is not a sentence; 食たべてもいいですか is.
  • Drilling the chart silently. The godan endings are sound rules. Read them out loud or they never become automatic.

How to practise it

Take twenty verbs you already know and say the te-form out loud without looking — then check. The goal is not accuracy on paper, it is speed: under a second per verb, no internal translation step. Six endings, twenty reps a day, and the bottleneck is gone in a week.

Then flip it. The た-form (past tense) uses exactly the same endings with た and だ instead of て and で: 飲のんで → 飲のんだ, 書かいて → 書かいた, 話はなして → 話はなした. Every rep on the te-form is a free rep on the past tense, which makes this the highest-return drill in beginner Japanese.

Practice

Answers are hidden — say each one out loud before you open it. Questions 3 and 4 are a pair: two endings that sound almost identical and are not.

1. Make the te-form of 食たべる.

Show answer

食たべて — Group 2: drop る, add て. That is the entire rule for this group.

2. Make the te-form of 買かう, 待まつ and 帰かえる.

Show answer

買かって / 待まって / 帰かえって — う, つ and る all become って. Note that 帰かえる is Group 1 despite ending in る.

3. Make the te-form of 飲のむ.

Show answer

飲のんで — む, ぶ and ぬ take んで. Say 飲のんて out loud and you will hear why it is voiced.

4. Make the te-form of 書かく and of 泳およぐ.

Show answer

書かいて / 泳およいで — く takes いて, ぐ takes いで. This is the pair to question 3: the voiced ending follows the voiced consonant.

5. Something is wrong here: 学校がっこうに行おこないて、友ともだちに会あいました。

Show answer

行いって — 行いく is the one Group 1 verb that breaks the く → いて rule.

6. Join 安やすい and おいしい.

Show answer

安やすくておいしい — い-adjectives drop い and take くて. と joins nouns, never clauses.

7. Where does the tense go in 電気でんきを消けして、寝ねました?

Show answer

On 寝ねました only — the te-form carries no tense. Whatever the final verb does, the whole chain does.

8. Something is wrong here: 暑あつくて、窓まどを開ひらけてください。

Show answer

暑あついので、窓まどを開ひらけてください — a te-form reason cannot be followed by a request or a command. That is a rule, not a preference.

9. Expand 全部ぜんぶ食たべちゃった back to its full form.

Show answer

全部ぜんぶ食たべてしまった — 〜てしまう contracts to 〜ちゃう in speech. Expanding contractions in your head is the listening skill to build.

10. You know 飲のんで, 書かいて and 話はなして. What do you also know for free?

Show answer

The past tense: 飲のんだ, 書かいた, 話はなした — the past form uses the same six endings with た and だ. Every te-form rep is a free past-tense rep.

FAQ

Is the te-form a tense? No. It carries no time information whatsoever. The final verb in the sentence sets the tense for the entire chain, which is why 食たべて、行いきました is unambiguously past even though 食たべて looks neutral.

Which is harder, the te-form or the past tense? They are the same problem wearing two hats — same six endings, swapping て/で for た/だ. Learn one properly and the other arrives at no extra cost.

Do I really need to memorize the chart? Memorize the six godan endings, yes — but as sounds rather than as a grid. Most learners who "know the chart" and still stall are reciting it visually instead of having drilled it aloud.

Why do some books call it the "te-form" and others the "gerund"? Different naming traditions for the same conjugation. "Te-form" is the standard term in Japanese-language teaching and the one every textbook index will use, so it is the one worth keeping.

Can one sentence have more than two te-forms? Yes, and natural speech often does — 起おきて、顔かおを洗あらって、朝あさごはんを食たべて、家いえを出でました is perfectly ordinary. Three or four is normal; past that it starts sounding like a list.

Does a sentence ending in 〜て mean anything on its own? Yes — it is a casual request with ください dropped. 待まって!is "wait!" and 見みて!is "look!" Both are extremely common in speech and in anime.

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.

朝ごはん	あさごはん — breakfast
学校	がっこう — school
行く	いく — to go
電気	でんき — light, electricity
消す	けす — to turn off
寝る	ねる — to sleep
食べる	たべる — to eat
見る	みる — to see, to watch
起きる	おきる — to get up
買う	かう — to buy
待つ	まつ — to wait
帰る	かえる — to go home
飲む	のむ — to drink
遊ぶ	あそぶ — to play
書く	かく — to write
聞く	きく — to hear, to listen
泳ぐ	およぐ — to swim
急ぐ	いそぐ — to hurry
話す	はなす — to speak
貸す	かす — to lend
一緒	いっしょ — together
本	ほん — book
読む	よむ — to read
店	みせ — shop, restaurant
安い	やすい — cheap
学生	がくせい — student
東京	とうきょう — Tokyo
住む	すむ — to live
雨	あめ — rain
降る	ふる — to fall (rain)
試合	しあい — match, game
道	みち — road, way
分かる	わかる — to understand
遅れる	おくれる — to be late
暑い	あつい — hot
窓	まど — window
開ける	あける — to open
全部	ぜんぶ — all of it
駅	えき — station
切符	きっぷ — ticket
電車	でんしゃ — train
乗る	のる — to board
寒い	さむい — cold
閉める	しめる — to close
顔	かお — face
洗う	あらう — to wash
家	いえ — house, home

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, and if I could go back and make every beginner drill one thing to automatic speed, it would be this conjugation — almost everything that feels hard later is downstream of it.

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

More drills like the ones above, plus a timed JLPT-style mock test: Practice · N5

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