Meet 暗 in words for darkness and in familiar compounds for memorizing and passwords.
The idea
暗 has 13 strokes; follow the linked diagram. 暗い(くらい) is an i-adjective: 暗くなる means to become dark. In compounds, 暗 is often read あん, as in 暗記 and 暗証番号. Learn each word as a whole.
| Word | Reading |
|---|---|
| 暗い | くらい |
| 暗闇 | くらやみ |
| 暗記 | あんき |
| 暗証番号 | あんしょうばんごう |
Examples
- 部屋は暗いです。The room is dark.
- 道が暗くなりました。The road became dark.
- 暗い部屋で電気をつけました。I turned on a light in the dark room.
- 暗闇では何も見えません。I cannot see anything in the darkness.
- 暗証番号を入力してください。Please enter the password.
- 詩を暗記しました。I memorized the poem.
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No Japanese device voice is available. You can still read the text and use the linked listening resources.
Watch out
暗い describes darkness, while 暗記 means memorization and 暗証番号 means a PIN or password; do not translate 暗 literally in every compound. 明 is a different character associated with brightness.
Try it yourself
Write the reading of 暗い in hiragana.
Show answer or example answer
くらい
暗い is くらい: 部屋は暗いです means the room is dark. The い belongs to the adjective.
Write the reading of 暗記 in hiragana.
Show answer or example answer
あんき
暗記 is あんき: 詩を暗記しました means I memorized the poem. The compound uses あん.
Choose the missing kanji: _証番号(あんしょうばんごう)[暗/明].
Show answer or example answer
暗
暗 completes 暗証番号, read あんしょうばんごう: it is a password or PIN.
Practice round
Answer questions, then rebuild Japanese sentences where available. We keep your score.
Write the reading of 暗い in hiragana.
Write the reading of 暗記 in hiragana.
Choose the missing kanji: _証番号(あんしょうばんごう)[暗/明].
Tap the words in the right order.
Tap the words in the right order.
Tap the words in the right order.
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Write 暗 using the stroke diagram, then cover the table and read 暗い and 暗記. Make a sentence with one of them.

