| 274 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 361 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 341 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1007 | A New Dictionary of Kanji Usage |
| 1418 | Classic Nelson (Andrew Nelson) |
| 842 | Essential Kanji (P.G. O’Neill) |
| 713 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1186 | Japanese Names (P.G. O’Neill) |
| 1344 | Kanji and Kana (Spahn and Hadamitzky) |
| 1427 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 875 | Kanji in Context (Nishiguchi and Kono) |
| 1267 | Kodansha Compact Kanji Guide |
| 2806 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1445 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1947 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 778 | Les Kanjis dans la tete (Yves Maniette) |
| 18953 | Morohashi |
| 2257 | New Japanese English Character Dictionary (Jack Halpern) |
| 3413 | New Nelson (John Haig) |
| 771 | Remembering The Kanji (James Heisig) |
| 833 | Remembering The Kanji, 6th edition (James Heisig) |
| 337 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 3
JLPT level N2
1307 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 炭素 【タンソ】 carbon (C)
- 炭鉱 【タンコウ】 coal mine, (coal) pit, colliery, coal-mine shaft
- 木炭 【モクタン】 charcoal
- 活性炭 【カッセイタン】 activated charcoal, activated carbon
Kun reading compounds
- 炭 【すみ】 charcoal, charred remains
- 炭火 【すみび】 charcoal fire
- 正炭 【しょうすみ】 first adding of charcoal to the fire (tea ceremony)
- 竹炭 【たけすみ】 bamboo charcoal
Readings
- Korean:
- tan
Spanish
- carbón vegetal
- carbón
Portuguese
- carvão
French
- charbon de bois
- charbon
| 1262 | 2001 Kanji |
| 3o6.5 | The Kanji Dictionary |
| 2-3-6 | SKIP code |
| 3-5-4 | SKIP code |
| 2228.9 | Four corner code |
| 1-35-26 | JIS X 0208-1997 kuten code |
| 70ad | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N1
1218 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 酸 【サン】 acid, sourness, sour taste
- 酸化 【サンカ】 oxidation, oxidization
- 炭酸 【タンサン】 carbonic acid, carbonated water, carbonated drink, baking soda, sodium carbonate
- アミノ酸 【アミノサン】 amino acid
Kun reading compounds
- 酸い 【すい】 sour, acid
- 酸葉 【すいば】 sorrel (Rumex acetosa), Common sorrel, garden sorrel, spinach dock
Readings
- Korean:
- san
Spanish
- ácido
- agrio
Portuguese
- ácido
- amargo
- azedo
- picante
French
- acide
- aigre
- amer
- sur (goût)
| 618 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 715 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 689 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1027 | A New Dictionary of Kanji Usage |
| 4789 | Classic Nelson (Andrew Nelson) |
| 819 | Essential Kanji (P.G. O’Neill) |
| 1838 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 516 | Kanji and Kana (Spahn and Hadamitzky) |
| 525 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1420 | Kanji in Context (Nishiguchi and Kono) |
| 1797 | Kodansha Compact Kanji Guide |
| 1968 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1049 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1415 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1449 | Les Kanjis dans la tete (Yves Maniette) |
| 39871 | Morohashi |
| 1563 | New Japanese English Character Dictionary (Jack Halpern) |
| 6177 | New Nelson (John Haig) |
| 1437 | Remembering The Kanji (James Heisig) |
| 1545 | Remembering The Kanji, 6th edition (James Heisig) |
| 791 | Tuttle Kanji Cards (Alexander Kask) |
| 3267 | 2001 Kanji |
| 7e7.2 | The Kanji Dictionary |
| 1-7-7 | SKIP code |
| 1364.7 | Four corner code |
| 1-27-32 | JIS X 0208-1997 kuten code |
| 9178 | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N2
1505 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 銅 【ドウ】 copper (Cu), bronze (medal)
- 銅像 【ドウゾウ】 bronze statue
- 白銅 【ハクドウ】 nickel and copper alloy
- 精銅 【セイドウ】 refined copper
Kun reading compounds
- 銅 【どう】 copper (Cu), bronze (medal)
- 銅色 【どうしょく】 bronze color, copper color
Readings
- Korean:
- dong
Spanish
- cobre
Portuguese
- cobre
French
- cuivre
| 683 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 781 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 758 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1437 | A New Dictionary of Kanji Usage |
| 4853 | Classic Nelson (Andrew Nelson) |
| 855 | Essential Kanji (P.G. O’Neill) |
| 978 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2159 | Japanese Names (P.G. O’Neill) |
| 1605 | Kanji and Kana (Spahn and Hadamitzky) |
| 1712 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1340 | Kanji in Context (Nishiguchi and Kono) |
| 1821 | Kodansha Compact Kanji Guide |
| 2155 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1132 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1533 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 278 | Les Kanjis dans la tete (Yves Maniette) |
| 40361 | Morohashi |
| 1721 | New Japanese English Character Dictionary (Jack Halpern) |
| 6266 | New Nelson (John Haig) |
| 272 | Remembering The Kanji (James Heisig) |
| 290 | Remembering The Kanji, 6th edition (James Heisig) |
| 800 | Tuttle Kanji Cards (Alexander Kask) |
| 2849 | 2001 Kanji |
| 8a6.12 | The Kanji Dictionary |
| 1-8-6 | SKIP code |
| 8712.0 | Four corner code |
| 1-38-28 | JIS X 0208-1997 kuten code |
| 9285 | Unicode hex code |