| 350 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 249 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 229 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 236 | A New Dictionary of Kanji Usage |
| 4991 | Classic Nelson (Andrew Nelson) |
| 237 | Essential Kanji (P.G. O’Neill) |
| 271 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1055 | Japanese Names (P.G. O’Neill) |
| 2.6 | Japanese for Busy People |
| 614 | Kanji and Kana (Spahn and Hadamitzky) |
| 624 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 230 | Kanji in Context (Nishiguchi and Kono) |
| 729 | Kodansha Compact Kanji Guide |
| 544 | Kodansha Kanji Dictionary (Jack Halpern) |
| 331 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 410 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1313 | Les Kanjis dans la tete (Yves Maniette) |
| 41665 | Morohashi |
| 454 | New Japanese English Character Dictionary (Jack Halpern) |
| 6447 | New Nelson (John Haig) |
| 1304 | Remembering The Kanji (James Heisig) |
| 1401 | Remembering The Kanji, 6th edition (James Heisig) |
| 412 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 350 | Tuttle Kanji Cards (Alexander Kask) |
Inst., institution, temple, mansion, school
- On:
- イン
Jōyō kanji, taught in grade 3
JLPT level N4
150 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 院 【イン】 house of parliament (congress, diet, etc.), graduate school, postgraduate school, institution (often medical), institutional building, government office, sub-temple, minor temple building, temple, cloister, imperial palace, title bestowed on empresses, princesses, etc., former (esp. of emperors, daimyos, etc.), late
- 院長 【インチョウ】 director (of a hospital, institution, academy, etc.), superintendent, rector
- 議院 【ギイン】 parliament, congress, diet, house (of parliament, etc.), chamber
- 棋院 【キイン】 go institution, go club, go hall
Readings
- Korean:
- weon
Spanish
- institución
- templo
- hospital
Portuguese
- instituição
- templo
- mansão
- escola
French
- temple
- institution
- résidence
- école
- hôpital
| 3657 | 2001 Kanji |
| 2d7.9 | The Kanji Dictionary |
| 1-3-7 | SKIP code |
| 1-2-7 | SKIP code |
| 7321.1 | Four corner code |
| 1-17-01 | JIS X 0208-1997 kuten code |
| 9662 | Unicode hex code |
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
| 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) |
| 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 |
station
- On:
- エキ
Jōyō kanji, taught in grade 3
JLPT level N4
724 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 駅 【エキ】 railway station, train station, staging post on a highway (in pre-modern Japan), counter for railway stations and bus stations
- 駅員 【エキイン】 (train) station attendant, station employee, station staff
- 宿駅 【シュクエキ】 relay station, post station, stage
- 終着駅 【シュウチャクエキ】 terminal station
Readings
- Korean:
- yeog
Spanish
- estación
Portuguese
- estação
French
- gare
| 158 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 253 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 233 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 384 | A New Dictionary of Kanji Usage |
| 5199 | Classic Nelson (Andrew Nelson) |
| 189 | Essential Kanji (P.G. O’Neill) |
| 101 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2172 | Japanese Names (P.G. O’Neill) |
| 2.12 | Japanese for Busy People |
| 284 | Kanji and Kana (Spahn and Hadamitzky) |
| 284 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 56 | Kanji in Context (Nishiguchi and Kono) |
| 1915 | Kodansha Compact Kanji Guide |
| 2292 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1184 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1618 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 2003 | Les Kanjis dans la tete (Yves Maniette) |
| 44633P | Morohashi |
| 1822 | New Japanese English Character Dictionary (Jack Halpern) |
| 6735 | New Nelson (John Haig) |
| 1984 | Remembering The Kanji (James Heisig) |
| 2138 | Remembering The Kanji, 6th edition (James Heisig) |
| 426 | Tuttle Kanji Cards (Alexander Kask) |
| 3462 | 2001 Kanji |
| 10a4.4 | The Kanji Dictionary |
| 1-10-4 | SKIP code |
| 7738.7 | Four corner code |
| 1-17-56 | JIS X 0208-1997 kuten code |
| 99c5 | Unicode hex code |