# 空 — Sky

Frequency rank 256 / 2,608 in published Japanese.

Frequent enough that you will keep running into it once you read past headlines.

More common than 約 (Promise), less common than 海 (Sea).

- On’yomi: くう
- Kun’yomi: そら、あ、から
- Radical: 穴 Cave (Kangxi 116)
- Frequency path: Level II of XX

A construction crew jackhammers the black split in the hillside wider and wider until the leaning slab of roof shears off and slides into the valley.

In words:

- 空 そら — sky
- 空く あく — to open, to become empty
- 空気 くうき — air,atmosphere

[Study 空](https://app.kanjidrift.com/study?kanji=%E7%A9%BA)

[← Rank 255: 海 (Sea)](https://kanjidrift.com/frequency/海.md) · [Rank 257: 約 (Promise) →](https://kanjidrift.com/frequency/約.md)

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