| 359 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 458 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 435 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 294 | A New Dictionary of Kanji Usage |
| 1464 | Classic Nelson (Andrew Nelson) |
| 691 | Essential Kanji (P.G. O’Neill) |
| 584 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 379 | Japanese Names (P.G. O’Neill) |
| 514 | Kanji and Kana (Spahn and Hadamitzky) |
| 523 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 726 | Kanji in Context (Nishiguchi and Kono) |
| 933 | Kodansha Compact Kanji Guide |
| 287 | Kodansha Kanji Dictionary (Jack Halpern) |
| 180 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 216 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 534 | Les Kanjis dans la tete (Yves Maniette) |
| 13114 | Morohashi |
| 243 | New Japanese English Character Dictionary (Jack Halpern) |
| 2332 | New Nelson (John Haig) |
| 528 | Remembering The Kanji (James Heisig) |
| 567 | Remembering The Kanji, 6th edition (James Heisig) |
| 289 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 475 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 4
JLPT level N2
147 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 改 【カイ】 revision
- 改革 【カイカク】 reform, reformation, reorganization
- 更改 【コウカイ】 renewal, extension, revision
- 契約更改 【ケイヤクコウカイ】 contract renewal
Kun reading compounds
- 改める 【あらためる】 to change, to alter, to revise, to replace, to reform, to correct, to mend, to improve, to examine, to check, to inspect, to do properly, to do formally
- 改まる 【あらたまる】 to be renewed, to change, to be improved, to be reformed, to be revised, to be corrected, to stand on ceremony, to be formal, to take a turn for the worse (of an illness), to take a serious turn
Readings
- Korean:
- gae
Spanish
- reforma
- cambio
- investigación
- cambiar
- reformar
- renovar
- revisar
- investigar
Portuguese
- reforma
- mudança
- modificar
- umsertar
- renovar
- examinar
- inspecionar
- pesquisar
French
- réforme
- changer
- modifier
- améliorer
- renouveler
- examiner
- inspecter
- chercher
| 3566 | 2001 Kanji |
| 4i3.1 | The Kanji Dictionary |
| 1-3-4 | SKIP code |
| 1874.0 | Four corner code |
| 1-18-94 | JIS X 0208-1997 kuten code |
| 6539 | Unicode hex code |
bad, vice, rascal, false, evil, wrong
Jōyō kanji, taught in grade 3
JLPT level N4
530 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 悪 【アク】 evil, wickedness, (role of) the villain (in theatre, etc.), the bad guy
- 悪質 【アクシツ】 malicious, vicious, malignant, underhanded, shoddy, inferior, poor-quality, second-rate
- 害悪 【ガイアク】 harm, injury, evil (influence)
- 改悪 【カイアク】 changing (something) for the worse, disimprovement, deterioration
- 悪寒 【オカン】 chill, shakes, ague
- 悪血 【アクチ】 impure blood
- 自己嫌悪 【ジコケンオ】 self-hatred, self-abhorrence, self-loathing
- 好悪 【コウオ】 likes and dislikes
Kun reading compounds
- 悪い 【わるい】 bad, poor, undesirable, poor (quality), inferior, insufficient, evil, sinful, ugly, not beautiful, at fault, to blame, in the wrong, bad (at doing something), unprofitable, unbeneficial, sorry, (my) bad, unforgivable
- 悪い行い 【わるいおこない】 bad deed, evil deed
- 悪し 【あし】 bad, evil
- 悪しからず 【あしからず】 don't get me wrong, but ..., I'm sorry
- 難い 【にくい】 difficult to ..., hard to ...
- 憎い 【にくい】 hateful, detestable, abominable, vexing, provoking, amazing, fantastic, admirable, lovely, wonderful
- 安んぞ 【いずくんぞ】 how, why
- 憎む 【にくむ】 to hate, to detest
Readings
- Korean:
- ag, o
Spanish
- malo
- incorrecto
- equivocado
- odio
- mal
Portuguese
- mal
- ruim
- falso
- mau
- errado
French
- mauvais
- vice
- vaurien
- faux
- mal
| 152 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 241 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 222 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 504 | A New Dictionary of Kanji Usage |
| 62 | Classic Nelson (Andrew Nelson) |
| 804 | Essential Kanji (P.G. O’Neill) |
| 175 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1483A | Japanese Names (P.G. O’Neill) |
| 3.14 | Japanese for Busy People |
| 304 | Kanji and Kana (Spahn and Hadamitzky) |
| 304 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 114 | Kanji in Context (Nishiguchi and Kono) |
| 785 | Kodansha Compact Kanji Guide |
| 3413 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1758 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2393 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1828 | Les Kanjis dans la tete (Yves Maniette) |
| 10717 | Morohashi |
| 2745 | New Japanese English Character Dictionary (Jack Halpern) |
| 1873 | New Nelson (John Haig) |
| 1810 | Remembering The Kanji (James Heisig) |
| 1951 | Remembering The Kanji, 6th edition (James Heisig) |
| 295 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 369 | Tuttle Kanji Cards (Alexander Kask) |
| 3258 | 2001 Kanji |
| 4k7.17 | The Kanji Dictionary |
| 2-7-4 | SKIP code |
| 1033.1 | Four corner code |
| 1-16-13 | JIS X 0208-1997 kuten code |
| 60aa | Unicode hex code |