| 1661 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1756 | A New Dictionary of Kanji Usage |
| 2546 | Classic Nelson (Andrew Nelson) |
| 1468 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 821 | Japanese Names (P.G. O’Neill) |
| 1301 | Kanji and Kana (Spahn and Hadamitzky) |
| 1380 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1844 | Kanji in Context (Nishiguchi and Kono) |
| 1191 | Kodansha Compact Kanji Guide |
| 455 | Kodansha Kanji Dictionary (Jack Halpern) |
| 280 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 340 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 183 | Les Kanjis dans la tete (Yves Maniette) |
| 17386 | Morohashi |
| 380 | New Japanese English Character Dictionary (Jack Halpern) |
| 3125 | New Nelson (John Haig) |
| 181 | Remembering The Kanji (James Heisig) |
| 193 | Remembering The Kanji, 6th edition (James Heisig) |
| 1276 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
1618 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 洞 【ドウ】 sinus, cavity, antrum, neighborhood (administrative division in North Korea)
- 洞察 【ドウサツ】 discernment, insight
- 空洞 【クウドウ】 cavity, hollow, cave, cavern, hollow
- 風洞 【フウドウ】 wind tunnel
Kun reading compounds
- 洞 【ほら】 hollow, cavity, hole, cave
- 洞穴 【ほらあな】 cave, cavern, den, grotto
Readings
- Japanese names:
- とう
- Korean:
- dong, tong
Spanish
- cavidad
- hueco
- excavación
- prever
Portuguese
- gruta
- caverna
- escavação
French
- antre
- grotte
- excavation
| 349 | 2001 Kanji |
| 3a6.25 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 3712.0 | Four corner code |
| 1-38-22 | JIS X 0208-1997 kuten code |
| 6d1e | Unicode hex code |
Jōyō kanji, taught in grade 2
JLPT level N3
433 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 頭 【トウ】 counter for large animals (e.g. head of cattle), counter for insects in a collection, counter for helmets, masks, etc.
- 頭角 【トウカク】 top of the head
- 教頭 【キョウトウ】 deputy head teacher, vice principal
- 会頭 【カイトウ】 society president
- 頭 【ズ】 head
- 頭打ち 【アタマウチ】 reaching a peak, reaching the limit, plateauing, maxing out
- 馬頭 【メズ】 horse-headed demon (in hell)
- 竜頭 【リュウズ】 crown (of a watch), stem, canon (of a bell), something in the shape of a dragon's head (esp. a helmet crest)
- 頭 【トウ】 counter for large animals (e.g. head of cattle), counter for insects in a collection, counter for helmets, masks, etc.
- 頭角 【トウカク】 top of the head
- 鳥兜 【トリカブト】 aconite (esp. species Aconitum japonicum), wolfsbane, monkshood, traditional bugaku hat
Kun reading compounds
- 頭 【あたま】 head, hair (on one's head), mind, brains, intellect, leader, chief, boss, captain, top, tip, beginning, start, head, person, down payment, deposit, top structural component of a kanji, pair
- 頭打ち 【あたまうち】 reaching a peak, reaching the limit, plateauing, maxing out
- 石頭 【いしあたま】 obstinate person, stubbornness, pigheadedness, hard head (like a rock)
- ごま塩頭 【ごましおあたま】 salt and pepper hair, dark hair streaked with gray
- 頭 【あたま】 head, hair (on one's head), mind, brains, intellect, leader, chief, boss, captain, top, tip, beginning, start, head, person, down payment, deposit, top structural component of a kanji, pair
- 頭文字 【かしらもじ】 first letter of a word, capital letter (at the start of a word or sentence), initials (of one's name)
- お頭 【おかしら】 leader, chief, head, boss, (another person's) head
- 鯛の尾より鰯の頭 【たいのおよりいわしのかしら】 better be the head of a dog than the tail of a lion
- 頭 【かぶり】 head
- 頭を振る 【かぶりをふる】 to shake one's head (in denial)
Readings
- Japanese names:
- かみ、 がみ、 ちゃん、 つむり、 づ
- Korean:
- du
Spanish
- cabeza
- principio
- delantera
Portuguese
- cabeça
- sufixo para contagem de animais grandes
French
- tête
- compteur de gros animaux
| 294 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 203 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 186 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 386 | A New Dictionary of Kanji Usage |
| 4469 | Classic Nelson (Andrew Nelson) |
| 519 | Essential Kanji (P.G. O’Neill) |
| 275 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2504 | Japanese Names (P.G. O’Neill) |
| 276 | Kanji and Kana (Spahn and Hadamitzky) |
| 276 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 166 | Kanji in Context (Nishiguchi and Kono) |
| 1889 | Kodansha Compact Kanji Guide |
| 2019 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1073 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1450 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1453 | Les Kanjis dans la tete (Yves Maniette) |
| 43490 | Morohashi |
| 1604 | New Japanese English Character Dictionary (Jack Halpern) |
| 6639 | New Nelson (John Haig) |
| 1441 | Remembering The Kanji (James Heisig) |
| 1549 | Remembering The Kanji, 6th edition (James Heisig) |
| 234 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 238 | Tuttle Kanji Cards (Alexander Kask) |
| 3061 | 2001 Kanji |
| 9a7.6 | The Kanji Dictionary |
| 1-7-9 | SKIP code |
| 1118.6 | Four corner code |
| 1-38-12 | JIS X 0208-1997 kuten code |
| 982d | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N2
140 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 県 【ケン】 prefecture (Japan), county (China, Taiwan, Norway, etc.), department (France), province (Italy, Spain, etc.)
- 県営 【ケンエイ】 (under) prefectural management
- 都道府県 【トドウフケン】 prefectures (of Japan), largest administrative divisions of Japan: Tokyo-to, Osaka-fu, Kyoto-fu, Hokkaido and the remaining prefectures
- 同県 【ドウケン】 the same prefecture, the said prefecture
Readings
- Japanese names:
- あがた、 がた
- Korean:
- hyeon
Spanish
- prefectura
Portuguese
- Condado
- prefeitura (região)
French
- préfecture
- département
| 203 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 291 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 273 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 195 | A New Dictionary of Kanji Usage |
| 1362 | Classic Nelson (Andrew Nelson) |
| 381 | Essential Kanji (P.G. O’Neill) |
| 226 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1252 | Japanese Names (P.G. O’Neill) |
| 194 | Kanji and Kana (Spahn and Hadamitzky) |
| 194 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 336 | Kanji in Context (Nishiguchi and Kono) |
| 1380 | Kodansha Compact Kanji Guide |
| 3269 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1687 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2294 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 126 | Les Kanjis dans la tete (Yves Maniette) |
| 23210P | Morohashi |
| 2641 | New Japanese English Character Dictionary (Jack Halpern) |
| 3918 | New Nelson (John Haig) |
| 513 | Remembering The Kanji (James Heisig) |
| 552 | Remembering The Kanji, 6th edition (James Heisig) |
| 326 | Tuttle Kanji Cards (Alexander Kask) |
| 1241 | 2001 Kanji |
| 3n6.3 | The Kanji Dictionary |
| 2-6-3 | SKIP code |
| 3-4-5 | SKIP code |
| 2-5-4 | SKIP code |
| 2690.1 | Four corner code |
| 1-24-09 | JIS X 0208-1997 kuten code |
| 770c | Unicode hex code |