| 1-3-4 | SKIP code |
| 3a4.15 | The Kanji Dictionary |
| 3714.7 | Four corner code |
| 368 | deroo |
| 6ca1 | Unicode hex code |
| 1-43-55 | JIS X 0208-1997 kuten code |
| 2506 | Classic Nelson (Andrew Nelson) |
| 3066 | New Nelson (John Haig) |
| 260 | New Japanese-English Character Dictionary (Jack Halpern) |
| 305 | Kodansha Kanji Dictionary (Jack Halpern) |
| 194 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 230 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 707 | Remembering The Kanji (James Heisig) |
| 763 | Remembering The Kanji, 6th edition (James Heisig) |
| 1579 | A New Dictionary of Kanji Usage |
| 1075 | Essential Kanji (P.G. O’Neill) |
| 17233 | Morohashi |
| 1823 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 935 | Kanji and Kana (Spahn and Hadamitzky) |
| 963 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1461 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1140 | Tuttle Kanji Cards (Alexander Kask) |
| 1130 | Kanji in Context (Nishiguchi and Kono) |
| 1167 | Kodansha Compact Kanji Guide |
| 714 | Les Kanjis dans la tête (Yves Maniette) |
| mei2, mo4 | Pinyin reading |
| mol | Korean reading |
| n1 | JLPT level (KANJIDIC2) |
| 52 | WaniKani level |