入る
はいる
to enter, to contain, to hold
Hairu (入る) is a godan verb meaning "to enter, to contain, to hold". Its polite form is 入ります (hairimasu), its te form is 入って (haitte), its past form is 入った (haitta), and its negative form is 入らない (hairanai).
Godan verbJLPT N5
Hairu (入る) conjugation quick reference
入る means "to enter, to contain, to hold". Its main forms are listed below, with links to the grammar pattern behind each form.
Hairu example sentences
今、家に入る。
I’m entering the house now.
学校に入らなかった。
I didn’t enter the school.
このかばんに本が入ります。
A book fits in this bag.
How to use Hairu: grammar notes
•Use に after a place to show where someone or something is entering — for example, 部屋に入る (heya ni hairu) means “to enter the room.”
•Don’t use を with 入る when talking about entering a place — stick with に (e.g., 学校を入る❌ → 学校に入る✅).
•入る can also mean “to fit” or “to be contained,” like in この箱に本が入る (kono hako ni hon ga hairu) — “Books fit in this box.”
•JLPT N5 level
Common phrases with Hairu
部屋に入る（へやに はいる）
to enter a room
お風呂に入る（おふろに はいる）
to take a bath
財布にお金が入る（さいふに おかねが はいる）
money goes into the wallet
Hairu (入る) conjugation table
| Form | Japanese | Romaji |
|---|---|---|
| Basic Forms | ||
| Dictionary Form | 入る | hairu |
| Masu Form | 入ります | hairimasu |
| Te Form | 入って | haitte |
| Past Form | 入った | haitta |
| Negative Form | 入らない | hairanai |
| Past Negative | 入らなかった | hairanakatta |
| Polite Forms | ||
| Polite Present | 入ります | hairimasu |
| Polite Past | 入りました | hairimashita |
| Polite Negative | 入りません | hairimasen |
| Polite Past Negative | 入りませんでした | hairimasendeshita |
| Advanced Forms | ||
| Potential Form | 入れる | haireru |
| Passive Form | 入られる | hairareru |
| Causative Form | 入らせる | hairaseru |
| Causative Passive | 入らされる | hairasareru |
| Volitional Form | 入ろう | hairou |
| Imperative Form | 入れ | haire |
| Conditional Forms | ||
| Conditional (ば) | 入れば | haireba |
| Conditional (たら) | 入ったら | haittara |
| Other Forms | ||
| Progressive Form | 入っている | haitteiru |
| Desire (たい) | 入りたい | hairitai |
| Prohibition | 入るな | hairuna |