| 1902 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1500 | A New Dictionary of Kanji Usage |
| 3191 | Classic Nelson (Andrew Nelson) |
| 1596 | Essential Kanji (P.G. O’Neill) |
| 1571 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1856 | Kanji and Kana (Spahn and Hadamitzky) |
| 2012 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1551 | Kanji in Context (Nishiguchi and Kono) |
| 1405 | Kodansha Compact Kanji Guide |
| 1519 | Kodansha Kanji Dictionary (Jack Halpern) |
| 803 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1096 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 770 | Les Kanjis dans la tete (Yves Maniette) |
| 24229 | Morohashi |
| 1184 | New Japanese English Character Dictionary (Jack Halpern) |
| 4006 | New Nelson (John Haig) |
| 763 | Remembering The Kanji (James Heisig) |
| 825 | Remembering The Kanji, 6th edition (James Heisig) |
| 1573 | Tuttle Kanji Cards (Alexander Kask) |
sulphur
- On:
- リュウ
Jōyō kanji, taught in junior high
JLPT level N1
1867 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 硫化 【リュウカ】 sulfuration, sulphuration
- 硫安 【リュウアン】 ammonium sulfate
- 脱硫 【ダツリュウ】 desulfurization, desulphurisation, desulphurization
- 加硫 【カリュウ】 vulcanizing (rubber)
Readings
- Korean:
- ryu
Spanish
- azufre abreviatura de ácido sulfúrico
Portuguese
- enxofre
French
- soufre
| 3357 | 2001 Kanji |
| 5a7.3 | The Kanji Dictionary |
| 1-5-7 | SKIP code |
| 1061.3 | Four corner code |
| 1-46-18 | JIS X 0208-1997 kuten code |
| 786b | Unicode hex code |
Stroke order
On reading compounds
- 砒化ガリウム 【ヒカガリウム】 gallium arsenide (GaAs)
- 砒化水素 【ヒカスイソ】 arsine
Readings
- Korean:
- bi
Spanish
Portuguese
French
| 3178 | Classic Nelson (Andrew Nelson) |
| 24068 | Morohashi |
| 3989 | New Nelson (John Haig) |
| 5a4.5 | The Kanji Dictionary |
| 1-5-4 | SKIP code |
| 1161.0 | Four corner code |
| 1-66-71 | JIS X 0208-1997 kuten code |
| 7812 | 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 |
Jōyō kanji, taught in grade 5
JLPT level N2
1376 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 鉱区 【コウク】 mining area, mine lot
- 鉱業 【コウギョウ】 mining industry
- 廃坑 【ハイコウ】 closure of a mine, abandoned mine, disused mine
- 採鉱 【サイコウ】 mining
Kun reading compounds
- 粗金 【あらがね】 ore
Readings
- Korean:
- gwang
Spanish
- mineral
Portuguese
- mineral
- minerar
French
- minéral
- minerai
| 610 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 700 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 674 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1029 | A New Dictionary of Kanji Usage |
| 4843 | Classic Nelson (Andrew Nelson) |
| 532 | Essential Kanji (P.G. O’Neill) |
| 977 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2153 | Japanese Names (P.G. O’Neill) |
| 1604 | Kanji and Kana (Spahn and Hadamitzky) |
| 1711 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 876 | Kanji in Context (Nishiguchi and Kono) |
| 1813 | Kodansha Compact Kanji Guide |
| 2145 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1124 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1525 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 749 | Les Kanjis dans la tete (Yves Maniette) |
| 40340P | Morohashi |
| 1709 | New Japanese English Character Dictionary (Jack Halpern) |
| 6252 | New Nelson (John Haig) |
| 741 | Remembering The Kanji (James Heisig) |
| 802 | Remembering The Kanji, 6th edition (James Heisig) |
| 774 | Tuttle Kanji Cards (Alexander Kask) |
| 2871 | 2001 Kanji |
| 8a5.15 | The Kanji Dictionary |
| 1-8-5 | SKIP code |
| 8013.2 | Four corner code |
| 1-25-59 | JIS X 0208-1997 kuten code |
| 9271 | Unicode hex code |