凹おう ō Written Form Kana Romaji IPA Pronunciation English Pronunciation Open Menu Search Add to collection Add to collection... Entry Info... Help Help Meanings Pronunciation Characters Comments Prefix 1. concave; hollow; sunken Related to 凹レンズ View similar words Word Pronunciation Help 文 文 DefaultA Romaji[ə] IPAŔ Englishあ Hiraganaア Katakana Characters Help Written Form 凹 kanji, 5 strokes concave Reading お hiragana, 3 strokes あ o う hiragana, 2 strokes あ u No variants available for this word. Sign in or join to leave a comment. No discussion yet. Share what you know about this word. Delete Comment Are you sure you want to delete this comment? This action cannot be undone. Cancel Delete