| 841 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 773 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 750 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 493 | A New Dictionary of Kanji Usage |
| 2078 | Classic Nelson (Andrew Nelson) |
| 606 | Essential Kanji (P.G. O’Neill) |
| 594 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1669 | Japanese Names (P.G. O’Neill) |
| 1024 | Kanji and Kana (Spahn and Hadamitzky) |
| 1063 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 900 | Kanji in Context (Nishiguchi and Kono) |
| 955 | Kodansha Compact Kanji Guide |
| 1885 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1001 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1355 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1145 | Les Kanjis dans la tete (Yves Maniette) |
| 13557 | Morohashi |
| 1492 | New Japanese English Character Dictionary (Jack Halpern) |
| 2385 | New Nelson (John Haig) |
| 1136 | Remembering The Kanji (James Heisig) |
| 1218 | Remembering The Kanji, 6th edition (James Heisig) |
| 426 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 743 | Tuttle Kanji Cards (Alexander Kask) |
severance, decline, refuse, apologize, warn, dismiss, prohibit, decision, judgement, cutting
Jōyō kanji, taught in grade 5
JLPT level N3
338 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 断 【ダン】 decision, judgment, resolution
- 断言 【ダンゲン】 assertion, declaration, affirmation
- 独断 【ドクダン】 one's own judgement (judgment), decision made without consulting others, arbitrary decision, dogmatism
- 縦断 【ジュウダン】 running through (north-south), cutting across, travelling across, cutting vertically, sectioning longitudinally
Kun reading compounds
- 断つ 【たつ】 to sever, to cut off, to suppress, to eradicate, to exterminate, to abstain (from), to give up
- 断る 【ことわる】 to refuse, to reject, to dismiss, to turn down, to decline, to inform, to give notice, to tell in advance, to ask leave, to excuse oneself (from)
- 断るまでもなく 【ことわるまでもなく】 needless to say
Readings
- Korean:
- dan
Spanish
- cortar
- interrumpir
- rehusar
- declinar
- rechazar
Portuguese
- desligamento
- decadência
- recusa
- pedir desculpas
- avisar
- despedir
- proíbir
- decisão
- julgamento
- incisivo
French
- refus
- décliner
- rupture
- excuses
- prévenir
- rejeter
- interdire
- décision
- jugement
- trancher
| 1254 | 2001 Kanji |
| 6b5.6 | The Kanji Dictionary |
| 1-7-4 | SKIP code |
| 2272.1 | Four corner code |
| 1-35-39 | JIS X 0208-1997 kuten code |
| 65ad | Unicode hex code |
Jōyō kanji, taught in grade 2
JLPT level N2
787 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 岩盤 【ガンバン】 bedrock
- 岩石 【ガンセキ】 rock
- 砂岩 【サガン】 sandstone
- 石灰岩 【セッカイガン】 limestone
Kun reading compounds
- 岩 【いわ】 rock, boulder, crag
- 岩間 【いわま】 among rocks
- 一枚岩 【いちまいいわ】 monolith, large slab of rock, unity (of a group, organization, etc.), unanimity, solidarity
- 浮岩 【うきいわ】 rock partially submerged in water, rock partially emerging from the water, pumice stone
Readings
- Korean:
- am
Spanish
- roca
Portuguese
- rochedo
- rocha
- penhedo
French
- rocher
- roc
- falaise
| 178 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 102 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 249 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 744 | A New Dictionary of Kanji Usage |
| 1414 | Classic Nelson (Andrew Nelson) |
| 821 | Essential Kanji (P.G. O’Neill) |
| 487 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 942 | Japanese Names (P.G. O’Neill) |
| 1345 | Kanji and Kana (Spahn and Hadamitzky) |
| 1428 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 457 | Kanji in Context (Nishiguchi and Kono) |
| 538 | Kodansha Compact Kanji Guide |
| 2778 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1423 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1921 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 777 | Les Kanjis dans la tete (Yves Maniette) |
| 7985 | Morohashi |
| 2235 | New Japanese English Character Dictionary (Jack Halpern) |
| 1461 | New Nelson (John Haig) |
| 770 | Remembering The Kanji (James Heisig) |
| 832 | Remembering The Kanji, 6th edition (James Heisig) |
| 156 | Tuttle Kanji Cards (Alexander Kask) |
| 1277 | 2001 Kanji |
| 3o5.10 | The Kanji Dictionary |
| 2-3-5 | SKIP code |
| 2260.1 | Four corner code |
| 1-20-68 | JIS X 0208-1997 kuten code |
| 5ca9 | Unicode hex code |