| 1878 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1663 | A New Dictionary of Kanji Usage |
| 2659 | Classic Nelson (Andrew Nelson) |
| 1517 | Essential Kanji (P.G. O’Neill) |
| 705 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1392 | Kanji and Kana (Spahn and Hadamitzky) |
| 1481 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1501 | Kanji in Context (Nishiguchi and Kono) |
| 1238 | Kodansha Compact Kanji Guide |
| 816 | Kodansha Kanji Dictionary (Jack Halpern) |
| 478 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 610 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 799 | Les Kanjis dans la tete (Yves Maniette) |
| 17983 | Morohashi |
| 664 | New Japanese English Character Dictionary (Jack Halpern) |
| 3277 | New Nelson (John Haig) |
| 791 | Remembering The Kanji (James Heisig) |
| 854 | Remembering The Kanji, 6th edition (James Heisig) |
| 1643 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N2
1364 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 溶岩 【ヨウガン】 lava
- 溶液 【ヨウエキ】 solution (liquid)
- 溶溶 【ヨウヨウ】 vast, overflowing with water, spacious
- 可溶 【カヨウ】 soluble, solubilizing, solubilising
Kun reading compounds
- 溶ける 【とける】 to melt, to thaw, to fuse, to dissolve
- 溶かす 【とかす】 to dissolve, to melt
- 溶く 【とく】 to dissolve (paint), to scramble (eggs), to melt (metal, etc.), to mix (water with flour, etc.)
Readings
- Korean:
- yong
Spanish
- derretir
- fundir
- disolver
- derretirse
- fundirse
- disolverse
Portuguese
- derreter
- dissolver
- fundir (neve)
French
- fondre
- dissoudre
| 377 | 2001 Kanji |
| 3a10.15 | The Kanji Dictionary |
| 1-3-10 | SKIP code |
| 3316.8 | Four corner code |
| 1-45-47 | JIS X 0208-1997 kuten code |
| 6eb6 | 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 |
Jōyō kanji, taught in junior high
JLPT level N1
1618 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 洞 【ドウ】 sinus, cavity, antrum, neighborhood (administrative division in North Korea)
- 洞察 【ドウサツ】 discernment, insight
- 空洞 【クウドウ】 cavity, hollow, cave, cavern, hollow
- 風洞 【フウドウ】 wind tunnel
Kun reading compounds
- 洞 【ほら】 hollow, cavity, hole, cave
- 洞穴 【ほらあな】 cave, cavern, den, grotto
Readings
- Japanese names:
- とう
- Korean:
- dong, tong
Spanish
- cavidad
- hueco
- excavación
- prever
Portuguese
- gruta
- caverna
- escavação
French
- antre
- grotte
- excavation
| 1661 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1756 | A New Dictionary of Kanji Usage |
| 2546 | Classic Nelson (Andrew Nelson) |
| 1468 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 821 | Japanese Names (P.G. O’Neill) |
| 1301 | Kanji and Kana (Spahn and Hadamitzky) |
| 1380 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1844 | Kanji in Context (Nishiguchi and Kono) |
| 1191 | Kodansha Compact Kanji Guide |
| 455 | Kodansha Kanji Dictionary (Jack Halpern) |
| 280 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 340 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 183 | Les Kanjis dans la tete (Yves Maniette) |
| 17386 | Morohashi |
| 380 | New Japanese English Character Dictionary (Jack Halpern) |
| 3125 | New Nelson (John Haig) |
| 181 | Remembering The Kanji (James Heisig) |
| 193 | Remembering The Kanji, 6th edition (James Heisig) |
| 1276 | Tuttle Kanji Cards (Alexander Kask) |
| 349 | 2001 Kanji |
| 3a6.25 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 3712.0 | Four corner code |
| 1-38-22 | JIS X 0208-1997 kuten code |
| 6d1e | Unicode hex code |