| 974 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 964 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 865 | A New Dictionary of Kanji Usage |
| 3281 | Classic Nelson (Andrew Nelson) |
| 940 | Essential Kanji (P.G. O’Neill) |
| 1583 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1117 | Japanese Names (P.G. O’Neill) |
| 807 | Kanji and Kana (Spahn and Hadamitzky) |
| 824 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1102 | Kanji in Context (Nishiguchi and Kono) |
| 1436 | Kodansha Compact Kanji Guide |
| 1490 | Kodansha Kanji Dictionary (Jack Halpern) |
| 787 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1074 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 913 | Les Kanjis dans la tete (Yves Maniette) |
| 24977 | Morohashi |
| 1159 | New Japanese English Character Dictionary (Jack Halpern) |
| 4140 | New Nelson (John Haig) |
| 904 | Remembering The Kanji (James Heisig) |
| 970 | Remembering The Kanji, 6th edition (James Heisig) |
| 915 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 6
JLPT level N1
862 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 秘 【ヒ】 secret, mystery
- 秘書 【ヒショ】 (private) secretary, treasured book, secret book
- 部外秘 【ブガイヒ】 restricted, confidential
- 社外秘 【シャガイヒ】 company secret
Kun reading compounds
- 秘める 【ひめる】 to hide, to keep to oneself
- 密か 【ひそか】 secret, private, surreptitious
Readings
- Korean:
- bi
Spanish
- secreto
- misterio
- mala evacuación
- esconder
- mantener en secreto
Portuguese
- segredo
- esconder
French
- garder secret
- cacher
| 2259 | 2001 Kanji |
| 5d5.6 | The Kanji Dictionary |
| 1-5-5 | SKIP code |
| 2390.0 | Four corner code |
| 1-40-75 | JIS X 0208-1997 kuten code |
| 79d8 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N2
1018 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 奥地 【オクチ】 interior, backwoods, hinterland, back regions
- 奥義 【オウギ】 secret techniques (of an art or skill), inner mysteries, essence, quintessence, heart
- 最奥 【サイオウ】 deep inside, innermost place
- 内奥 【ナイオウ】 inner part, depths
Kun reading compounds
- 奥 【おく】 inner part, interior, back (of a drawer, one's throat, etc.), depths (e.g. of a forest), recesses (e.g. of a cave), heart, end (of a road, garden, etc.), living quarters (at the back of a house), inner room, recesses (of one's mind), bottom (of one's heart), behind (someone's words), mysteries (of an art)
- 奥地 【おくち】 interior, backwoods, hinterland, back regions
- 山奥 【やまおく】 deep in the mountains, mountain recesses
- 大奥 【おおおく】 inner palace (in Edo Castle), palace's ladies chambers, shogun's harem
- 奥まる 【おくまる】 to lie deep in, to extend far back
Readings
- Japanese names:
- お、 おお、 おん、 つ、 のく
- Korean:
- o, ug
Spanish
- profundo
- interior
- esposa
Portuguese
- coração
- interior
French
- intérieur
- coeur
- fond
- épouse
| 1038 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 878 | A New Dictionary of Kanji Usage |
| 240 | Classic Nelson (Andrew Nelson) |
| 930 | Essential Kanji (P.G. O’Neill) |
| 448 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1798 | Japanese Names (P.G. O’Neill) |
| 476 | Kanji and Kana (Spahn and Hadamitzky) |
| 484 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 71 | Kanji in Context (Nishiguchi and Kono) |
| 419 | Kodansha Compact Kanji Guide |
| 3503 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1806 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2458 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 937 | Les Kanjis dans la tete (Yves Maniette) |
| 5981 | Morohashi |
| 2824 | New Japanese English Character Dictionary (Jack Halpern) |
| 1165 | New Nelson (John Haig) |
| 928 | Remembering The Kanji (James Heisig) |
| 997 | Remembering The Kanji, 6th edition (James Heisig) |
| 1520 | Tuttle Kanji Cards (Alexander Kask) |
| 863 | 2001 Kanji |
| 6b6.9 | The Kanji Dictionary |
| 2-9-3 | SKIP code |
| 4-12-4 | SKIP code |
| 2-10-2 | SKIP code |
| 2743.0 | Four corner code |
| 1-17-92 | JIS X 0208-1997 kuten code |
| 5965 | Unicode hex code |