| 570 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 664 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 634 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 395 | A New Dictionary of Kanji Usage |
| 3217 | Classic Nelson (Andrew Nelson) |
| 661 | Essential Kanji (P.G. O’Neill) |
| 767 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2305 | Japanese Names (P.G. O’Neill) |
| 603 | Kanji and Kana (Spahn and Hadamitzky) |
| 613 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 803 | Kanji in Context (Nishiguchi and Kono) |
| 1409 | Kodansha Compact Kanji Guide |
| 1571 | Kodansha Kanji Dictionary (Jack Halpern) |
| 830 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1135 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 574 | Les Kanjis dans la tete (Yves Maniette) |
| 24366 | Morohashi |
| 1228 | New Japanese English Character Dictionary (Jack Halpern) |
| 4039 | New Nelson (John Haig) |
| 567 | Remembering The Kanji (James Heisig) |
| 609 | Remembering The Kanji, 6th edition (James Heisig) |
| 343 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 805 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 5
JLPT level N3
252 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 確 【カク】 certain, definite
- 確執 【カクシツ】 discord, antagonism
- 当確 【トウカク】 projected to win, sure to be elected, home free
- 精確 【セイカク】 detailed and accurate, exhaustive and precise, meticulous, finely detailed
Kun reading compounds
- 確か 【たしか】 sure, certain, positive, definite, reliable, trustworthy, safe, sound, firm, accurate, correct, exact, If I'm not mistaken, If I remember correctly, If I remember rightly
- 確かめる 【たしかめる】 to ascertain, to check, to make sure
- 確かめる 【たしかめる】 to ascertain, to check, to make sure
Readings
- Korean:
- hwag
Spanish
- seguro
- cierto
- genuino
- capaz
- asegurarse
- afirmar
Portuguese
- garantia
- firme
- sólido
- duradouro
- apertado
- confirmar
- limpar
- evidente
French
- certitude
- confirmation
- sûr
- solide
- clair
- évident
| 3375 | 2001 Kanji |
| 5a10.3 | The Kanji Dictionary |
| 1-5-10 | SKIP code |
| 1461.4 | Four corner code |
| 1-19-46 | JIS X 0208-1997 kuten code |
| 78ba | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N1
146 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 保育 【ホイク】 nurturing, rearing, childcare, day care, nursing, suckling
- 保安 【ホアン】 peace preservation, security, safety
- 留保 【リュウホ】 reserving, withholding
- 生保 【セイホ】 life insurance, livelihood protection, public assistance, welfare
- 保する 【ホスル】 to guarantee
- 保安 【ホウアン】 Hōan era (1120.4.10-1124.4.3)
- 永保 【エイホウ】 Eihō era (1081.2.10-1084.2.7), Eiho era
- 太保 【タイホウ】 Grand Protector (lowest of the top three civil positions of the Zhou dynasty), Minister of the Right (official in Nara and Heian periods)
Kun reading compounds
- 保つ 【たもつ】 to keep, to preserve, to hold, to retain, to maintain, to sustain, to last, to endure, to keep well (food), to wear well, to be durable
Readings
- Japanese names:
- う、 お、 ぶ、 もり、 やす、 やすし
- Korean:
- bo
Spanish
- garantizar
- mantener
- preservar
- proteger
- apoyar
Portuguese
- proteger garantia
- guarda
- preservar
- sustentar
- apoiar
French
- protéger
- garantir
- garder
- préserver
- conserver
- soutenir
| 716 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 808 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 787 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 166 | A New Dictionary of Kanji Usage |
| 455 | Classic Nelson (Andrew Nelson) |
| 351 | Essential Kanji (P.G. O’Neill) |
| 319 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 781 | Japanese Names (P.G. O’Neill) |
| 489 | Kanji and Kana (Spahn and Hadamitzky) |
| 498 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 665 | Kanji in Context (Nishiguchi and Kono) |
| 102 | Kodansha Compact Kanji Guide |
| 107 | Kodansha Kanji Dictionary (Jack Halpern) |
| 72 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 77 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1006 | Les Kanjis dans la tete (Yves Maniette) |
| 702 | Morohashi |
| 96 | New Japanese English Character Dictionary (Jack Halpern) |
| 222 | New Nelson (John Haig) |
| 997 | Remembering The Kanji (James Heisig) |
| 1072 | Remembering The Kanji, 6th edition (James Heisig) |
| 163 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 705 | Tuttle Kanji Cards (Alexander Kask) |
| 2164 | 2001 Kanji |
| 2a7.11 | The Kanji Dictionary |
| 1-2-7 | SKIP code |
| 2629.4 | Four corner code |
| 1-42-61 | JIS X 0208-1997 kuten code |
| 4fdd | Unicode hex code |