空 — sky, empty, void
そら
空
sky
そら
U+7A7A
Unicode hex codepoint — a unique identifier for this character in the Unicode standard.
Freq #304
Frequency rank among the ~2,500 most common kanji in Japanese newspapers. Lower number = more common.
Heisig #1317
Index in James Heisig's "Remembering the Kanji" — a popular textbook that teaches kanji through mnemonics and stories.
Studied by 3 learners
Remember 空
Create a free account, then return here to add this item to your deck for spaced repetition.
Grade 1 study is free. Other grades require Pro.
Meanings
- sky
- empty
- void
Readings
- On'yomi
- くう kuu
- Kun'yomi
- そら sora から kara あ a す su むな muna
word
そら ・ぞら sora Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
くう kuu On'yomi On'yomi (音読み) — the Sino-Japanese reading, derived from Chinese pronunciation. Most commonly used in compound words (jukugo).
から kara Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
あ a Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
す su Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
むな muna Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
Words by frequency and grade
51 wordsEach dot is a word containing 空: further left is more common, higher up needs a later school grade (the grade of its hardest kanji). Click a dot to open the word.
S = secondary school · 27 words have no frequency rank; they sit in the Unranked column.
Appears in idioms
Components
Used as component in (1)
Phono-semantic compound (形声). 穴 (ketsu, hole/cave) gives the meaning. 工 (kū/kō) provides the sound. Sky — the great empty vault above. Also empty and void.