| 723 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 620 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 796 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 227 | A New Dictionary of Kanji Usage |
| 2773 | Classic Nelson (Andrew Nelson) |
| 386 | Essential Kanji (P.G. O’Neill) |
| 715 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1789 | Japanese Names (P.G. O’Neill) |
| 93 | Kanji and Kana (Spahn and Hadamitzky) |
| 93 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 400 | Kanji in Context (Nishiguchi and Kono) |
| 1280 | Kodansha Compact Kanji Guide |
| 2648 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1351 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1832 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1791 | Les Kanjis dans la tete (Yves Maniette) |
| 19113 | Morohashi |
| 2135 | New Japanese English Character Dictionary (Jack Halpern) |
| 3439 | New Nelson (John Haig) |
| 1775 | Remembering The Kanji (James Heisig) |
| 1913 | Remembering The Kanji, 6th edition (James Heisig) |
| 179 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 600 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 4
274 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 無 【ム】 nothing, naught, nought, nil, zero, un-, non-
- 無意識 【ムイシキ】 unconsciousness, unconscious, involuntary, automatic, mechanical, unintentional, spontaneous, the unconscious
- 皆無 【カイム】 nonexistent, nil, none, nothing (at all), bugger-all
- 虚無 【キョム】 nihility, nothingness
- 無 【ブ】 un-, non-, bad ..., poor ...
- 不気味 【ブキミ】 weird, eerie, ominous, creepy, uncanny, unearthly
Kun reading compounds
- 無い 【ない】 nonexistent, not being (there), unowned, not had, unpossessed, unique, not, impossible, won't happen, not, to not be, to have not
- 【ないといけない】 have to (verb), must (verb), is indispensable, absolutely necessary
- 苦無 【くない】 ninja throwing knives, mediaeval farming tool for digging, prying, etc.
Readings
- Korean:
- mu
Spanish
- nada
- inexistente
- prefijo negativo
- no hay
Portuguese
- Sem valor
- nada
- não sou/ estou
- nihil
- não
French
- néant
- rien
- ne pas
- non
- in-
- négatif
| 2340 | 2001 Kanji |
| 4d8.8 | The Kanji Dictionary |
| 2-2-10 | SKIP code |
| 2-8-4 | SKIP code |
| 8033.1 | Four corner code |
| 1-44-21 | JIS X 0208-1997 kuten code |
| 7121 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N4
1066 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 勉強 【ベンキョウ】 study, diligence, working hard, experience, lesson (for the future), discount, price reduction
- 勉学 【ベンガク】 study, pursuit of knowledge
- 猛勉 【モウベン】 studying hard, cramming
- のこ勉 【ノコベン】 staying behind after school to do private study
Kun reading compounds
- 努める 【つとめる】 to endeavor (to do), to endeavour, to try hard, to work hard, to strive, to make an effort, to exert oneself, to devote oneself, to be committed (to doing)
Readings
- Japanese names:
- ひこ、 やつ
- Korean:
- myeon
Spanish
- esforzarse
- ejercitarse
Portuguese
- esforço
French
- exercice
| 317 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 413 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 390 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 946 | A New Dictionary of Kanji Usage |
| 228 | Classic Nelson (Andrew Nelson) |
| 852 | Essential Kanji (P.G. O’Neill) |
| 129 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1263 | Japanese Names (P.G. O’Neill) |
| 2.11 | Japanese for Busy People |
| 735 | Kanji and Kana (Spahn and Hadamitzky) |
| 748 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 140 | Kanji in Context (Nishiguchi and Kono) |
| 219 | Kodansha Compact Kanji Guide |
| 4113 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2088 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2829 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1994 | Les Kanjis dans la tete (Yves Maniette) |
| 2384P | Morohashi |
| 3318 | New Japanese English Character Dictionary (Jack Halpern) |
| 543 | New Nelson (John Haig) |
| 1975 | Remembering The Kanji (James Heisig) |
| 2129 | Remembering The Kanji, 6th edition (James Heisig) |
| 366 | Tuttle Kanji Cards (Alexander Kask) |
| 2557 | 2001 Kanji |
| 2n8.1 | The Kanji Dictionary |
| 3-8-2 | SKIP code |
| 2421.2 | Four corner code |
| 1-42-57 | JIS X 0208-1997 kuten code |
| 52c9 | Unicode hex code |