Keyword
empty air
Info
FrequencyTop 100-200
Type
Kyōiku (1st grade) 
?
KankenLevel 10
Heisig1414
Readings
くう
(52%)
そら
(25%)
あ
(8%)
ぞら
(5%)
から
(4%)
す
(1%)
Composed of
hole
construction
Mnemonic

If you make a hole during construction it will be filled with empty air.

Used in kanji (5 in total)
refrain
body cavity
boorish
type of harp
Used in vocabulary (955 in total)
air; atmosphere; mood; situation; someone with no presence; someone who doesn't stand out at all
sky; the air; weather; far-off place; distant place; state of mind; feeling
space; room; airspace
Examples (200 in total)
In an instant, the atmosphere in the room became gentle.
And then, I look up at the sky again.
It wasn't the kind of atmosphere where you could relax and enjoy a meal, you know.