| 500 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 600 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 572 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 134 | A New Dictionary of Kanji Usage |
| 17 | Classic Nelson (Andrew Nelson) |
| 130 | Essential Kanji (P.G. O’Neill) |
| 104 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 94 | Japanese Names (P.G. O’Neill) |
| 3.18 | Japanese for Busy People |
| 94 | Kanji and Kana (Spahn and Hadamitzky) |
| 94 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 422 | Kanji in Context (Nishiguchi and Kono) |
| 10 | Kodansha Compact Kanji Guide |
| 4242 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2141 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2890 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1225 | Les Kanjis dans la tete (Yves Maniette) |
| 19 | Morohashi |
| 3434 | New Japanese English Character Dictionary (Jack Halpern) |
| 13 | New Nelson (John Haig) |
| 1217 | Remembering The Kanji (James Heisig) |
| 1302 | Remembering The Kanji, 6th edition (James Heisig) |
| 103 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 444 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 4
JLPT level N4
101 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 不 【フ】 un-, non-, negative prefix
- 不安 【フアン】 anxiety, uneasiness, worry, apprehension, fear, insecurity, suspense
- 意味不 【イミフ】 of uncertain meaning, ambiguous, cryptic, nonsensical, incomprehensible, perplexing
- 社不 【シャフ】 person unfit for society, misfit
- 無 【ブ】 un-, non-, bad ..., poor ...
- 不気味 【ブキミ】 weird, eerie, ominous, creepy, uncanny, unearthly
Readings
- Korean:
- bu, bul
Spanish
- prefijo negativo: in-
- des-
Portuguese
- Prefixo negativo
- negativa
- não
- feia
- ruim
- deselegante
French
- négation
- non
- mauvais
- laid
- maladroit
| 3154 | 2001 Kanji |
| 0a4.2 | The Kanji Dictionary |
| 4-4-1 | SKIP code |
| 3-3-1 | SKIP code |
| 3-2-2 | SKIP code |
| 1090.0 | Four corner code |
| 1-41-52 | JIS X 0208-1997 kuten code |
| 4e0d | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N4
229 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 死 【シ】 death, (an) out, death penalty (by strangulation or decapitation; most severe of the five ritsuryō punishments)
- 死因 【シイン】 cause of death
- 安楽死 【アンラクシ】 euthanasia
- 病死 【ビョウシ】 death from disease, death from illness
Kun reading compounds
- 死ぬ 【しぬ】 to die, to pass away, to lose spirit, to lose vigor, to look dead, to cease, to stop
- 死ぬ気で 【しぬきで】 all out, like hell, like crazy, desperately, expecting to die
Readings
- Korean:
- sa
Spanish
- muerte
- morir
Portuguese
- morte
- dados
French
- mort
- mourir
| 223 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 302 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 286 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 254 | A New Dictionary of Kanji Usage |
| 2439 | Classic Nelson (Andrew Nelson) |
| 207 | Essential Kanji (P.G. O’Neill) |
| 205 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 3.5 | Japanese for Busy People |
| 85 | Kanji and Kana (Spahn and Hadamitzky) |
| 85 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 258 | Kanji in Context (Nishiguchi and Kono) |
| 1133 | Kodansha Compact Kanji Guide |
| 4334 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2194 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2952 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 823 | Les Kanjis dans la tete (Yves Maniette) |
| 16365 | Morohashi |
| 3521 | New Japanese English Character Dictionary (Jack Halpern) |
| 2968 | New Nelson (John Haig) |
| 815 | Remembering The Kanji (James Heisig) |
| 878 | Remembering The Kanji, 6th edition (James Heisig) |
| 238 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 267 | Tuttle Kanji Cards (Alexander Kask) |
| 3256 | 2001 Kanji |
| 0a6.6 | The Kanji Dictionary |
| 4-6-1 | SKIP code |
| 1021.1 | Four corner code |
| 1021.2 | Four corner code |
| 1-27-64 | JIS X 0208-1997 kuten code |
| 6b7b | Unicode hex code |