| 2-2-2 | SKIP code |
| 2o2.1 | The Kanji Dictionary |
| 8022.7 | Four corner code |
| 2045 | deroo |
| 5206 | Unicode hex code |
| 1-42-12 | JIS X 0208-1997 kuten code |
| 578 | Classic Nelson (Andrew Nelson) |
| 454 | New Nelson (John Haig) |
| 1972 | New Japanese-English Character Dictionary (Jack Halpern) |
| 2466 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1247 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1713 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 781 | Remembering The Kanji (James Heisig) |
| 844 | Remembering The Kanji, 6th edition (James Heisig) |
| 35 | A New Dictionary of Kanji Usage |
| 64 | Japanese Names (P.G. O’Neill) |
| 35 | Essential Kanji (P.G. O’Neill) |
| 1853 | Morohashi |
| 199 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 38 | Kanji and Kana (Spahn and Hadamitzky) |
| 38 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 133 | sakade |
| 22 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 218 | henshall3 |
| 101 | Tuttle Kanji Cards (Alexander Kask) |
| 28 | crowley |
| 26 | Kanji in Context (Nishiguchi and Kono) |
| 2.2 | busy_people |
| 180 | Kodansha Compact Kanji Guide |
| 788 | Les Kanjis dans la tête (Yves Maniette) |
| fen1, fen4 | Pinyin reading |
| bun | Korean reading |
| n5 | JLPT level (KANJIDIC2) |