Concave
Meanings
Concave, Hollow, Sunken
On'yomi
おう
Chinese-derived readings, typically used in compounds.
Kun'yomi
くぼ.む、 へこ.む、 ぼこ
Native Japanese readings, typically used as standalone words.
Stroke order
凹 is written in 5 strokes. Diagram from KanjiVG (CC BY-SA 3.0).
About this kanji
凹 (Concave) is taught on WaniKani at level 57 and appears in the JLPT N1 kanji set. It is taught in Japanese secondary school as part of the official Joyo kanji list. It ranks #2206 in modern newspaper-frequency lists. It is written with 5 strokes.
Other kanji at WaniKani level 57
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