| 2-3-4 | SKIP code |
| 4k3.3 | The Kanji Dictionary |
| 1733.2 | Four corner code |
| 3558 | deroo |
| 5fcd | Unicode hex code |
| 1-39-06 | JIS X 0208-1997 kuten code |
| 1648 | Classic Nelson (Andrew Nelson) |
| 1787 | New Nelson (John Haig) |
| 2212 | New Japanese-English Character Dictionary (Jack Halpern) |
| 2750 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1407 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1899 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 597 | Remembering The Kanji (James Heisig) |
| 642 | Remembering The Kanji, 6th edition (James Heisig) |
| 1373 | A New Dictionary of Kanji Usage |
| 463 | Japanese Names (P.G. O’Neill) |
| 1060 | Essential Kanji (P.G. O’Neill) |
| 10312P | Morohashi |
| 1677 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1414 | Kanji and Kana (Spahn and Hadamitzky) |
| 1503 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1288 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1122 | Tuttle Kanji Cards (Alexander Kask) |
| 1775 | Kanji in Context (Nishiguchi and Kono) |
| 771 | Kodansha Compact Kanji Guide |
| 604 | Les Kanjis dans la tête (Yves Maniette) |
| ren3 | Pinyin reading |
| in | Korean reading |
| n1 | JLPT level (KANJIDIC2) |
| 44 | WaniKani level |