| 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) |
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)
| 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 |
Stroke order
On reading compounds
- 濃漿 【コンズ】 rice water
- 漿液 【ショウエキ】 serous fluid, juice, sap
- 精漿 【セイショウ】 seminal plasma
- 泥漿 【デイショウ】 slurry, slip
Kun reading compounds
- 濃漿 【こんず】 rice water
Readings
- Korean:
- jang
Spanish
Portuguese
French
| 2673 | Classic Nelson (Andrew Nelson) |
| 18185 | Morohashi |
| 3298 | New Nelson (John Haig) |
| 3a11.21 | The Kanji Dictionary |
| 2-11-4 | SKIP code |
| 2723.2 | Four corner code |
| 1-62-89 | JIS X 0208-1997 kuten code |
| 6f3f | Unicode hex code |
Jōyō kanji, taught in grade 1
JLPT level N2
1787 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 貝 【バイ】 Japanese babylon (species of shelled mollusk, Babylonia japonica), Japanese ivory shell, spinning top (traditionally made from a Japanese babylon shell)
- 貝貨 【バイカ】 shell money
- 越虫貝 【エッチュウバイ】 finely-striate buccinum (species of whelk, Buccinum striatissimum)
- 蝦夷貝 【エゾバイ】 Middendorf's whelk (Buccinum middendorffi)
Kun reading compounds
- 貝 【かい】 shellfish, seashell, shell
- 貝殻 【かいがら】 seashell, shell
- 魚介 【ぎょかい】 marine products, seafood, fish and shellfish
- パウア貝 【パウアかい】 paua (edible New Zealand abalone; species Haliotis iris, H. australis, H. virginea)
Readings
- Korean:
- pae
Spanish
- concha
Portuguese
- Marisco
- conchas
French
- coquillage
| 169 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 49 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 90 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1590 | A New Dictionary of Kanji Usage |
| 4486 | Classic Nelson (Andrew Nelson) |
| 44 | Essential Kanji (P.G. O’Neill) |
| 917 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 498 | Japanese Names (P.G. O’Neill) |
| 240 | Kanji and Kana (Spahn and Hadamitzky) |
| 240 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 719 | Kanji in Context (Nishiguchi and Kono) |
| 1720 | Kodansha Compact Kanji Guide |
| 3150 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1614 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2200 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 54 | Les Kanjis dans la tete (Yves Maniette) |
| 36656 | Morohashi |
| 2543 | New Japanese English Character Dictionary (Jack Halpern) |
| 5766 | New Nelson (John Haig) |
| 54 | Remembering The Kanji (James Heisig) |
| 56 | Remembering The Kanji, 6th edition (James Heisig) |
| 70 | Tuttle Kanji Cards (Alexander Kask) |
| 3961 | 2001 Kanji |
| 7b0.1 | The Kanji Dictionary |
| 2-5-2 | SKIP code |
| 6080.0 | Four corner code |
| 1-19-13 | JIS X 0208-1997 kuten code |
| 8c9d | Unicode hex code |