| 1417 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1559 | A New Dictionary of Kanji Usage |
| 2548 | Classic Nelson (Andrew Nelson) |
| 976 | Essential Kanji (P.G. O’Neill) |
| 1472 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 823 | Japanese Names (P.G. O’Neill) |
| 664 | Kanji and Kana (Spahn and Hadamitzky) |
| 675 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1495 | Kanji in Context (Nishiguchi and Kono) |
| 1187 | Kodansha Compact Kanji Guide |
| 457 | Kodansha Kanji Dictionary (Jack Halpern) |
| 282 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 342 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1163 | Les Kanjis dans la tete (Yves Maniette) |
| 17451 | Morohashi |
| 382 | New Japanese English Character Dictionary (Jack Halpern) |
| 3128 | New Nelson (John Haig) |
| 1155 | Remembering The Kanji (James Heisig) |
| 1239 | Remembering The Kanji, 6th edition (James Heisig) |
| 1274 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
1383 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 浄化槽 【ジョウカソウ】 water-purification tank, septic tank
- 浄化 【ジョウカ】 purification, cleanup (e.g. of politics), purge
- 自浄 【ジジョウ】 self-purification, self-cleansing
- 不浄 【フジョウ】 unclean, dirty, impure, bathroom, toilet (room), menstruation, menses, feces, faeces
Kun reading compounds
- 清める 【きよめる】 to purify, to cleanse, to exorcise, to purge, to ward off
- 清い 【きよい】 clean, clear, pure, honest, clean, innocent, platonic, chaste
Readings
- Korean:
- jeong
Spanish
- puro
- inocente
Portuguese
- limpar
- purificar
- limpeza
- exorcisar
- Disnastia Manchu
French
- nettoyer
- laver
- purifier
- dynastie Mandchoue
| 347 | 2001 Kanji |
| 3a6.18 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 3715.7 | Four corner code |
| 1-30-84 | JIS X 0208-1997 kuten code |
| 6d44 | Unicode hex code |
world, boundary
- On:
- カイ
Jōyō kanji, taught in grade 3
JLPT level N4
158 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 界 【カイ】 community, circles, world, kingdom, erathem, field (electrical), border, boundary, division
- 界隈 【カイワイ】 neighborhood, neighbourhood, vicinity
- 球界 【キュウカイ】 the baseball world
- 経済界 【ケイザイカイ】 economic world, financial circles, business community
Readings
- Korean:
- gye
Spanish
- borde
- frontera
- extensión
- ámbito
Portuguese
- mundo
French
- monde
| 170 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 260 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 240 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 170 | A New Dictionary of Kanji Usage |
| 2998 | Classic Nelson (Andrew Nelson) |
| 269 | Essential Kanji (P.G. O’Neill) |
| 223 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 967 | Japanese Names (P.G. O’Neill) |
| 3.8 | Japanese for Busy People |
| 454 | Kanji and Kana (Spahn and Hadamitzky) |
| 461 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 157 | Kanji in Context (Nishiguchi and Kono) |
| 1336 | Kodansha Compact Kanji Guide |
| 3172 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1632 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2220 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 257 | Les Kanjis dans la tete (Yves Maniette) |
| 21775 | Morohashi |
| 2563 | New Japanese English Character Dictionary (Jack Halpern) |
| 3739 | New Nelson (John Haig) |
| 251 | Remembering The Kanji (James Heisig) |
| 266 | Remembering The Kanji, 6th edition (James Heisig) |
| 164 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 320 | Tuttle Kanji Cards (Alexander Kask) |
| 3654 | 2001 Kanji |
| 5f4.7 | The Kanji Dictionary |
| 2-5-4 | SKIP code |
| 6022.8 | Four corner code |
| 1-19-06 | JIS X 0208-1997 kuten code |
| 754c | Unicode hex code |