Japanese Kanji
凹ou
concave · hollow · sunken
Secondary school · JLPT N1 · 5 strokes
Concave, hollow, sunken.
凹 is part of the secondary school jōyō kanji — the full set of characters used in everyday Japanese. In the JLPT proficiency test it appears at N1 (advanced) level. With 5 strokes, this character appears in numerous compound words throughout written Japanese.
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