| 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-
- 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 |
ethics, companion
- On:
- リン
Jōyō kanji, taught in junior high
JLPT level N1
1322 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 倫理的 【リンリテキ】 ethical
- 倫理 【リンリ】 ethics, morals
- 映倫 【エイリン】 Eirin, Film Classification and Rating Organization
- 五倫 【ゴリン】 the five Confucian filial-piety relationships
Readings
- Japanese names:
- とも、 のり、 ひとし、 ひろ、 みち
- Korean:
- ryun
Spanish
- ética
- principios
- deber
- reglas
Portuguese
- ética
- companheiro
French
- éthique
- camarade
| 1914 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1795 | A New Dictionary of Kanji Usage |
| 474 | Classic Nelson (Andrew Nelson) |
| 1742 | Essential Kanji (P.G. O’Neill) |
| 1057 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1037 | Japanese Names (P.G. O’Neill) |
| 1163 | Kanji and Kana (Spahn and Hadamitzky) |
| 1220 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 497 | Kanji in Context (Nishiguchi and Kono) |
| 115 | Kodansha Compact Kanji Guide |
| 135 | Kodansha Kanji Dictionary (Jack Halpern) |
| 90 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 103 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1838 | Les Kanjis dans la tete (Yves Maniette) |
| 793 | Morohashi |
| 120 | New Japanese English Character Dictionary (Jack Halpern) |
| 246 | New Nelson (John Haig) |
| 1821 | Remembering The Kanji (James Heisig) |
| 1962 | Remembering The Kanji, 6th edition (James Heisig) |
| 1306 | Tuttle Kanji Cards (Alexander Kask) |
| 2153 | 2001 Kanji |
| 2a8.28 | The Kanji Dictionary |
| 1-2-8 | SKIP code |
| 2822.7 | Four corner code |
| 1-46-49 | JIS X 0208-1997 kuten code |
| 502b | Unicode hex code |