| 1032 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1920 | A New Dictionary of Kanji Usage |
| 664 | Classic Nelson (Andrew Nelson) |
| 1883 | Essential Kanji (P.G. O’Neill) |
| 1087 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1893 | Kanji and Kana (Spahn and Hadamitzky) |
| 2069 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1922 | Kanji in Context (Nishiguchi and Kono) |
| 173 | Kodansha Compact Kanji Guide |
| 4294 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2170 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2924 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 33 | Les Kanjis dans la tete (Yves Maniette) |
| 1810 | Morohashi |
| 3482 | New Japanese English Character Dictionary (Jack Halpern) |
| 444 | New Nelson (John Haig) |
| 33 | Remembering The Kanji (James Heisig) |
| 33 | Remembering The Kanji, 6th edition (James Heisig) |
| 1039 | Tuttle Kanji Cards (Alexander Kask) |
凹
Jōyō kanji, taught in junior high
JLPT level N1
2206 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 凹 【オウ】 concave, hollow, sunken
- 凹凸 【オウトツ】 unevenness, bumpiness, roughness, ruggedness, imbalance, inequality, unevenness, disparity
- 肋凹 【ロクオウ】 costal fovea
Kun reading compounds
- 窪む 【くぼむ】 to cave in, to become depressed, to sink
- 凹む 【へこむ】 to be dented, to be indented, to yield, to give, to sink, to collapse, to cave in, to be beaten, to be overwhelmed, to yield, to give in, to give up, to be disheartened, to feel down, to feel depressed, to suffer a loss, to lose
- 発達凸凹 【はったつでこぼこ】 developmental irregularities, developmental disorder, neurodiversity
- 穴ぼこ 【あなぼこ】 hole, hollow, pothole (road, pavement, etc.)
Readings
- Korean:
- yo
Spanish
- hueco
- cóncavo
- hundido
Portuguese
- côncavo
- concavidade
- afundado
French
- concave
- creux
- dépression
| 3675 | 2001 Kanji |
| 0a5.14 | The Kanji Dictionary |
| 4-5-1 | SKIP code |
| 4-6-1 | SKIP code |
| 4-4-1 | SKIP code |
| 7777.0 | Four corner code |
| 1-17-90 | JIS X 0208-1997 kuten code |
| 51f9 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N3
186 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 面 【メン】 face, mask, face guard, striking the head (in kendo), surface (esp. a geometrical surface), page, aspect, facet, side, chamfer, counter for broad, flat objects, levels or stages, e.g. in a video game
- 面会 【メンカイ】 meeting (face-to-face), seeing, visit, interview
- 平面 【ヘイメン】 level surface, plane
- 対面 【タイメン】 meeting face-to-face, seeing in person, facing (each other), opposing (traffic, etc.), confronting
Kun reading compounds
- 面 【おもて】 face, surface, mask (esp. a noh or kyogen mask)
- 面影 【おもかげ】 face, looks, countenance, vestige, trace, reminder
- 水の面 【みのも】 surface of the water, face of the water
- 面 【おもて】 face, surface, mask (esp. a noh or kyogen mask)
- 面伏せ 【おもてぶせ】 being so embarrassed as to keep one's face down
- 細面 【ほそおもて】 slender face
- 面 【つら】 face, mug, surface, cheek meat, cheek, cheeks, surrounding area
- 面当て 【つらあて】 spiteful remarks
- 赤面 【あかつら】 red face, villain (in kabuki, jōruri, etc.)
- 横面 【よこつら】 side of the face, side
Readings
- Japanese names:
- お、 ずら、 ほおつき、 も
- Korean:
- myeon
Spanish
- cara
- semblante
- superficie
Portuguese
- máscara
- rosto
- recursos
- superfície
French
- masque
- face
- traits
- surface
| 322 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 417 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 395 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 165 | A New Dictionary of Kanji Usage |
| 5087 | Classic Nelson (Andrew Nelson) |
| 321 | Essential Kanji (P.G. O’Neill) |
| 1002 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 904 | Japanese Names (P.G. O’Neill) |
| 2.16 | Japanese for Busy People |
| 274 | Kanji and Kana (Spahn and Hadamitzky) |
| 274 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 438 | Kanji in Context (Nishiguchi and Kono) |
| 1876 | Kodansha Compact Kanji Guide |
| 2590 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1324 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1796 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1910 | Les Kanjis dans la tete (Yves Maniette) |
| 42618 | Morohashi |
| 2087 | New Japanese English Character Dictionary (Jack Halpern) |
| 6566 | New Nelson (John Haig) |
| 1892 | Remembering The Kanji (James Heisig) |
| 2039 | Remembering The Kanji, 6th edition (James Heisig) |
| 117 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 347 | Tuttle Kanji Cards (Alexander Kask) |
| 3176 | 2001 Kanji |
| 3s6.1 | The Kanji Dictionary |
| 2-2-7 | SKIP code |
| 3-5-4 | SKIP code |
| 1060.0 | Four corner code |
| 1-44-44 | JIS X 0208-1997 kuten code |
| 9762 | Unicode hex code |
Jōyō kanji, taught in grade 4
JLPT level N1
1506 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 鏡面 【キョウメン】 mirror surface, lens surface
- 鏡台 【キョウダイ】 dresser
- 内視鏡 【ナイシキョウ】 endoscope
- 万華鏡 【マンゲキョウ】 kaleidoscope
- 明鏡 【メイキョウ】 polished mirror, clear mirror
- 鸞鏡 【ランキョウ】 mirror with a mythical Chinese bird carved into the back, (in Japan) 9th note of the ancient chromatic scale (approx. A sharp)
Kun reading compounds
- 鏡 【かがみ】 mirror, looking-glass, barrel head, page added at the beginning of a document mentioning its purpose, date, author, etc., mirror-shaped mochi
- 鏡板 【かがみいた】 panel, scene-panel, painted backdrop (panel at the back of a noh stage), on which a pine tree is painted
- 懐中鏡 【かいちゅうかがみ】 pocket mirror
- 化粧鏡 【けしょうかがみ】 bathroom mirror, vanity mirror
Readings
- Japanese names:
- あき、 かが、 かがん
- Korean:
- gyeong
Spanish
- espejo
- espéculo
- lente
Portuguese
- espelho
- espéculo
- cano principal
- oferenda de bolinho de arroz
French
- miroir
- -scope
- tonneau (saké)
- gâteau de riz de Nouvel an
| 378 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 486 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 462 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1358 | A New Dictionary of Kanji Usage |
| 4912 | Classic Nelson (Andrew Nelson) |
| 647 | Essential Kanji (P.G. O’Neill) |
| 1858 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2817 | Japanese Names (P.G. O’Neill) |
| 863 | Kanji and Kana (Spahn and Hadamitzky) |
| 882 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1034 | Kanji in Context (Nishiguchi and Kono) |
| 1834 | Kodansha Compact Kanji Guide |
| 2219 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1157 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1576 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 494 | Les Kanjis dans la tete (Yves Maniette) |
| 40812 | Morohashi |
| 1766 | New Japanese English Character Dictionary (Jack Halpern) |
| 6341 | New Nelson (John Haig) |
| 483 | Remembering The Kanji (James Heisig) |
| 522 | Remembering The Kanji, 6th edition (James Heisig) |
| 638 | Tuttle Kanji Cards (Alexander Kask) |
| 2857 | 2001 Kanji |
| 8a11.6 | The Kanji Dictionary |
| 1-8-11 | SKIP code |
| 8011.6 | Four corner code |
| 1-22-32 | JIS X 0208-1997 kuten code |
| 93e1 | Unicode hex code |