| 1-4-5 | SKIP code |
| 4e5.1 | The Kanji Dictionary |
| 3520.6 | Four corner code |
| 655 | deroo |
| 795e | Unicode hex code |
| 1-31-32 | JIS X 0208-1997 kuten code |
| 3245 | Classic Nelson (Andrew Nelson) |
| 4087 | New Nelson (John Haig) |
| 912 | New Japanese-English Character Dictionary (Jack Halpern) |
| 1143 | Kodansha Kanji Dictionary (Jack Halpern) |
| 615 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 821 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1119 | Remembering The Kanji (James Heisig) |
| 1200 | Remembering The Kanji, 6th edition (James Heisig) |
| 229 | A New Dictionary of Kanji Usage |
| 853 | Japanese Names (P.G. O’Neill) |
| 205 | Essential Kanji (P.G. O’Neill) |
| 24673P | Morohashi |
| 324 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 310 | Kanji and Kana (Spahn and Hadamitzky) |
| 310 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 257 | sakade |
| 774 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 340 | henshall3 |
| 333 | Tuttle Kanji Cards (Alexander Kask) |
| 191 | crowley |
| 586 | Kanji in Context (Nishiguchi and Kono) |
| 1422 | Kodansha Compact Kanji Guide |
| 1128 | Les Kanjis dans la tête (Yves Maniette) |
| shen2 | Pinyin reading |
| sin | Korean reading |
| n3 | JLPT level (KANJIDIC2) |
| 11 | WaniKani level |