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あく
aku
To open, to become empty (vacant)
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🃏 Flashcard
空く
あく
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To open, to become empty (vacant)
aku
N4
Tap to test your memory · +10 XP
📊 Word Stats
JLPT Level N4
Upper-Beginner · ~1,500 vocab · Simple conversations
Kana あく
Romaji aku
Words today 0
0 / 10 daily goal
📚 How to Master This Word
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Listen & Shadow
Press Hear it, then immediately repeat あく out loud twice. Match the rhythm exactly.
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Flashcard First
See the kanji, recall the meaning silently, then flip. This active recall is 3× more effective than reading.
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Write It Once
Write 空く by hand while saying あく and "to open, to become empty (vacant)". Motor memory locks it in.
Spaced Review
Save the word and revisit at 10 min, 1 day, 3 days. Save it using the ♥ button above.
❓ Frequently Asked Questions
What does 空く mean in Japanese?
The word 空く (あく) means "to open, to become empty (vacant)" in Japanese. It appears in JLPT N4 vocabulary.
How do you pronounce 空く?
空く is read as あく (romaji: aku). Press the 🔊 Hear it button to hear the pronunciation spoken aloud.
What JLPT level is 空く?
空く is a JLPT N4 vocabulary item. Upper-Beginner · ~1,500 vocab · Simple conversations
How do I remember 空く quickly?
Use the flashcard on this page to practise active recall: see the kanji first, attempt the meaning from memory, then flip. After getting it right, use the quiz to confirm. Review again at 10 minutes, 1 day and 3 days for long-term retention.
Where can I practise 空く in sentences?
The example sentence above (from Tatoeba) shows 空く in context. You can also use Nihoner's AI Chat tool to generate extra practice sentences, or search in the Lexicon for related entries.