Vocabulary

What does 開く (あく, aku) mean?

開く (あく, aku) means to open (by itself, unintentionally).

Quick facts
Readingあく
Romajiaku
Part of speechgodan verb, intransitive
Level (estimated, JLPT framework)N5
あく
N5 · estimated, JLPT frameworkCommonaku

to open (by itself, unintentionally)

  1. 1godan verb · intransitive to open (e.g. doors)
  2. 2godan verb · intransitive to open (e.g. business, etc.)
  3. 3godan verb · intransitive to be empty
  4. 4godan verb · intransitive to be vacant; to be available; to be free
  5. 5godan verb · intransitive to be open (e.g. neckline, etc.)

Example sentences

  • The door opened.

  • The shop opens at nine o'clock.

Kanji in this word

Look up another word →

Data sources and licences

Entries, readings and English glosses: JMdict — Electronic Dictionary Research and Development Group (EDRDG), licensed CC BY-SA 4.0. Example sentences and their translations written by GoMe.

Voice: VOICEVOX Nemo.

N5–N1 levels on this page are estimates based on the JLPT framework, drawn from community benchmarks. GoMe Nihongo is not affiliated with the Japan Foundation or JEES, which administer the JLPT.