| 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 4
JLPT level N3
860 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 欠 【ケツ】 lack, deficiency, vacancy, absence, non-attendance
- 欠員 【ケツイン】 vacancy, vacant position
- 補欠 【ホケツ】 filling a vacancy, supplementation, substitute, deputy, alternate, spare
- 出欠 【シュッケツ】 attendance or absence
- 欠缺 【ケンケツ】 lacuna, gap where something is lacked
- 欠缺利札 【ケンケツリサツ】 invalid coupon
- 阿毘羅吽欠 【アビラウンケン】 a-bi-ra-un-ken (mantra directed to Vairocana)
Kun reading compounds
- 欠ける 【かける】 to chip, to be chipped, to break (off), to be damaged, to be missing (from a set, team, etc.), to be absent, to become lost, to be lacking (in), to be short (of), to be deficient, to be wanting (in), to wane (of the moon), to go into eclipse
- 欠く 【かく】 to chip, to nick, to break, to crack, to lack
- 欠くことができない 【かくことができない】 indispensable, essential, necessary
Readings
- Korean:
- heum, gam, gyeol
Spanish
- falta
- carestía
- romperse
- agrietarse
- faltar
- carecer
Portuguese
- falta
- intervalo
- falha
French
- manquer
- lacune
- rater
- radical bâillement (no. 76)
| 597 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 496 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 471 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 968 | A New Dictionary of Kanji Usage |
| 2412 | Classic Nelson (Andrew Nelson) |
| 713 | Essential Kanji (P.G. O’Neill) |
| 647 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 383 | Kanji and Kana (Spahn and Hadamitzky) |
| 384 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 659 | Kanji in Context (Nishiguchi and Kono) |
| 1119 | Kodansha Compact Kanji Guide |
| 2481 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1255 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1721 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 477 | Les Kanjis dans la tete (Yves Maniette) |
| 15991 | Morohashi |
| 1987 | New Japanese English Character Dictionary (Jack Halpern) |
| 2928 | New Nelson (John Haig) |
| 466 | Remembering The Kanji (James Heisig) |
| 505 | Remembering The Kanji, 6th edition (James Heisig) |
| 442 | Tuttle Kanji Cards (Alexander Kask) |
| 2562 | 2001 Kanji |
| 4j0.1 | The Kanji Dictionary |
| 2-2-2 | SKIP code |
| 4-4-4 | SKIP code |
| 2780.2 | Four corner code |
| 1-23-71 | JIS X 0208-1997 kuten code |
| 6b20 | Unicode hex code |