| 2-2-9, 2-7-4 | SKIP code |
| 11a0.1 | The Kanji Dictionary |
| 2733.6 | Four corner code |
| 2540 | deroo |
| 9b5a | Unicode hex code |
| 1-21-91 | JIS X 0208-1997 kuten code |
| 5281 | Classic Nelson (Andrew Nelson) |
| 6845 | New Nelson (John Haig) |
| 2127 | New Japanese-English Character Dictionary (Jack Halpern) |
| 2636 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1345 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1825 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 171 | Remembering The Kanji (James Heisig) |
| 183 | Remembering The Kanji, 6th edition (James Heisig) |
| 1008 | A New Dictionary of Kanji Usage |
| 1485 | Japanese Names (P.G. O’Neill) |
| 603 | Essential Kanji (P.G. O’Neill) |
| 45956 | Morohashi |
| 98 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 290 | Kanji and Kana (Spahn and Hadamitzky) |
| 290 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 190 | sakade |
| 103 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 109 | henshall3 |
| 200 | Tuttle Kanji Cards (Alexander Kask) |
| 485 | Kanji in Context (Nishiguchi and Kono) |
| 2.19 | busy_people |
| 1931 | Kodansha Compact Kanji Guide |
| 173 | Les Kanjis dans la tête (Yves Maniette) |
| yu2 | Pinyin reading |
| eo | Korean reading |
| n4 | JLPT level (KANJIDIC2) |