What is the て-Form?
The て-form (te-form) is one of the most versatile and frequently used verb conjugations in the Japanese language. It is not a tense by itself but a form that connects to other words or grammar structures to express a wide range of meanings, from making polite requests to linking a sequence of actions. Mastering the て-form is a crucial step toward fluency, as it appears constantly in everyday conversation.
Warning: The conjugation rules for the て-form depend on the verb's ending in its dictionary form. Memorizing these patterns is essential, as there is no single rule that applies to all verbs.
Conjugating to the て-Form
Japanese verbs are divided into three groups: Group 1 (Godan verbs), Group 2 (Ichidan verbs), and Group 3 (Irregular verbs). The conjugation pattern differs for each group.
Group 1: Godan Verbs (五段動詞)
Godan verbs are the most common and have five possible stem endings (-u, -ku, -gu, -su, -tsu, -nu, -bu, -mu, -ru). The conjugation rule changes based on this final sound.
- Verbs ending in -う, -つ, -る → Replace with って
- Verbs ending in -む, -ぶ, -ぬ → Replace with んで
- Verbs ending in -く → Replace with いて
- Verbs ending in -ぐ → Replace with いで
- Verbs ending in -す → Replace with して
会う (au) to meet → 会って (atte)
待つ (matsu) to wait → 待って (matte)
飲む (nomu) to drink → 飲んで (nonde)
書く (kaku) to write → 書いて (kaite)
Tip: The verb 行く (iku, to go) is a common exception. It doesn't become "iite" but 行って (itte).
Group 2: Ichidan Verbs (一段動詞)
Ichidan verbs are much simpler. They always end in -る, and you simply replace the -る with -て.
食べる (taberu) to eat → 食べて (tabete)
見る (miru) to see → 見て (mite)
Group 3: Irregular Verbs (不規則動詞)
There are only two common irregular verbs, and they must be memorized.
- する (suru, to do) → して (shite)
- 来る (kuru, to come) → 来て (kite)
て-Form Conjugation Table
| Verb Group | Dictionary Form | Romaji | て-Form | Romaji | |||
|---|---|---|---|---|---|---|---|
| Group 1 (Godan) | 買う | kau | 買って | katte | |||
| 聞く | kiku | 聞いて | kiite | ||||
| 泳ぐ | oyogu | 泳いで | oyoide | ||||
| 話す | hanasu | 話して | hanashite | ||||
| 死ぬ | shinu | 死んで | shinde | ||||
| Group 2 (Ichidan) | 起きる | okiru | 起Irregular) | する | suru | して | shite |
| Group 3 (Irregular) | 来る | kuru | 来て | kite |
Main Uses of the て-Form
The て-form itself has no inherent meaning. Its meaning is determined by the grammar pattern or context it is used in.
1. Making Polite Requests (～てください)
This is one of the most common uses. By adding ください (kudasai) to the て-form, you can make a polite request, equivalent to "Please [verb]."
ここに座ってください。 Koko ni suwatte kudasai. Please sit here.
ゆっくり話してください。 Yukkuri hanashite kudasai. Please speak slowly.2. The Present Progressive Tense (～ている)
By combining the て-form with the verb いる (iru), you describe an action that is currently in progress. This translates to "is/am/are [verb]ing."
妹は今、テレビを見ている。 Imōto wa ima, terebi o mite iru. My younger sister is watching TV now.
雨が降っています。 Ame ga futte imasu. It is raining. (polite form)
3. Connecting Sequential Actions (Verbて + Verb)
You can list multiple actions that happen in sequence. The final verb in the sequence is the main action.
スーパーに行って、牛乳を買って、家に帰りました。 Sūpā ni itte, gyūnyū o katte, ie ni kaerimashita. I went to the supermarket, bought milk, and went home.
4. Asking For and Giving Permission (～てもいいです)
This pattern is used to ask "Is it okay if I...?" or to grant permission "You may..."
窓を開けてもいいですか。 Mado o akete mo ii desu ka? Is it okay if I open the window?
はい、開けてもいいですよ。 Hai, akete mo ii desu yo. Yes, you may open it.
Other Important Uses
- Describing a State (～ている): For some verbs (e.g., 結婚する - to marry, 知る - to know), the ～ている form describes a resultant state, not an ongoing action. 結婚している (kekkon shite iru) means "is married," not "is marrying."
- Asking for a Favor (～てくれませんか / ～てもらえませんか): A more polite way to ask for help than ～てください.
手伝ってくれませんか。 Tetsudatte kuremasen ka? Could you help me?
Practice
Conjugate the following verbs into their て-form.
- 遊ぶ (asobu - to play)
- する (suru - to do)
- 立つ (tatsu - to stand)
- 寝る (neru - to sleep)
- 読む (yomu - to read)
Translate the following sentences into English.
- ここで写真を撮ってもいいですか。
- 父は新聞を読んでいます。
Answers:
1. 遊んで (asonde), 2. して (shite), 3. 立って (tatte), 4. 寝て (nete), 5. 読んで (yonde)
Translation 1: Is it okay to take a picture here?
Translation 2: My father is reading the newspaper.
Summary and Key Takeaways
- The て-form is a foundational building block for numerous essential Japanese grammar patterns.
- Conjugation depends on the verb group:
- Group 1 (Godan): Memorize the patterns based on the final kana (-う,-つ,-る→って; -む,-ぶ,-ぬ→んで; etc.).
- Group 2 (Ichidan): Simply replace ～る with ～て.
- Group 3 (Irregular): する→して; 来る→来て (kite).
- Its primary uses include:
- Making requests (～てください)
- Expressing ongoing actions (～ている)
- Connecting sequential actions (Verbて + Verb)
- Asking for and giving permission (～てもいいです)
- Practice conjugating verbs from all groups until it becomes second nature. This will dramatically improve your comprehension and ability to express yourself.