| 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) |
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
| 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 |
Jōyō kanji, taught in grade 4
JLPT level N3
678 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 類 【ルイ】 kind, sort, type, class, genus, order, family, similar example, parallel, the like
- 類似 【ルイジ】 resemblance, similarity, likeness, analogy
- 魚類 【ギョルイ】 fish, fishes
- 魚介類 【ギョカイルイ】 marine products, seafood, fish and shellfish
Kun reading compounds
- 類い 【たぐい】 kind, sort, type, equal, match, peer
- 類いする 【たぐいする】 to be equal to, to be as good as, to be a match for, to rival
Readings
- Korean:
- ryu
Spanish
- variedad
- clase
- parecido
- afectar
Portuguese
- espécie
- tipo
- variedade
- classe
- gênero
French
- sorte
- variété
- classe
- genre
| 534 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 632 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 602 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 680 | A New Dictionary of Kanji Usage |
| 5138 | Classic Nelson (Andrew Nelson) |
| 493 | Essential Kanji (P.G. O’Neill) |
| 1012 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2755 | Japanese Names (P.G. O’Neill) |
| 3.16 | Japanese for Busy People |
| 226 | Kanji and Kana (Spahn and Hadamitzky) |
| 226 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 563 | Kanji in Context (Nishiguchi and Kono) |
| 1896 | Kodansha Compact Kanji Guide |
| 2275 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1176 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1606 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 940 | Les Kanjis dans la tete (Yves Maniette) |
| 43608P | Morohashi |
| 1807 | New Japanese English Character Dictionary (Jack Halpern) |
| 6647 | New Nelson (John Haig) |
| 931 | Remembering The Kanji (James Heisig) |
| 1000 | Remembering The Kanji, 6th edition (James Heisig) |
| 480 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 636 | Tuttle Kanji Cards (Alexander Kask) |
| 1061 | 2001 Kanji |
| 9a9.1 | The Kanji Dictionary |
| 1-9-9 | SKIP code |
| 9148.6 | Four corner code |
| 1-46-64 | JIS X 0208-1997 kuten code |
| 985e | Unicode hex code |