| 171 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 261 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 241 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 80 | A New Dictionary of Kanji Usage |
| 4950 | Classic Nelson (Andrew Nelson) |
| 550 | Essential Kanji (P.G. O’Neill) |
| 270 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1821 | Japanese Names (P.G. O’Neill) |
| 2.13 | Japanese for Busy People |
| 396 | Kanji and Kana (Spahn and Hadamitzky) |
| 400 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 215 | Kanji in Context (Nishiguchi and Kono) |
| 1840 | Kodansha Compact Kanji Guide |
| 4121 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2092 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2835 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1636 | Les Kanjis dans la tete (Yves Maniette) |
| 41233 | Morohashi |
| 3321 | New Japanese English Character Dictionary (Jack Halpern) |
| 6393 | New Nelson (John Haig) |
| 1622 | Remembering The Kanji (James Heisig) |
| 1750 | Remembering The Kanji, 6th edition (James Heisig) |
| 290 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 391 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 3
JLPT level N4
59 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 開花 【カイカ】 flowering, blooming, blossoming, coming into bloom, flowering (of a civilization, talent, etc.), blossoming, blooming, bearing fruit (of efforts)
- 開演 【カイエン】 curtain raising, starting (e.g. play, concert)
- 疎開 【ソカイ】 evacuation (to the country), spreading out (troops), deployment, dispersal
- 非公開 【ヒコウカイ】 private, non-public, secret, closed-door, closed
Kun reading compounds
- 開く 【ひらく】 to open, to undo, to unseal, to unpack, to bloom, to unfold, to spread out, to open (for business, e.g. in the morning), to be wide (gap, etc.), to widen, to hold (meeting, party, etc.), to give, to open, to found (nation, dynasty, sect, etc.), to open (a new business), to set up, to establish, to start, to open (ports, borders, etc.), to open (an account), to open up (new land, path, etc.), to clear, to develop, to open (a file, etc.), to extract (root), to reduce (equation), to cut open (fish), to change (kanji into hiragana), to flare (e.g. skirt), to slacken (into a poor posture)
- 開き 【ひらき】 opening, gap, dried and opened fish
- 開き直る 【ひらきなおる】 to become defiant, to fight back, to turn upon, to take the offensive
- 開ける 【ひらける】 to open out (of a view, scenery, etc.), to spread out, to become clear (of a road, visibility, etc.), to open up, to improve (of luck, prospects, etc.), to get better, to develop (of a town, civilization, etc.), to become civilized, to modernize, to grow, to advance (of knowledge, ideas, etc.), to be sensible, to be understanding, to be enlightened, to open (of a new road, railway, etc.), to be opened to traffic, to become populous, to become densely built, to become bustling
- 開く 【あく】 to open (e.g. doors), to open (e.g. business, etc.), to be empty, to be vacant, to be available, to be free, to be open (e.g. neckline, etc.), to have been opened (of one's eyes, mouth, etc.), to come to an end, to open (one's eyes, mouth, etc.), to have a hole, to form a gap, to have an interval (between events)
- 開ける 【あける】 to open (a door, etc.), to unwrap (e.g. parcel, package), to unlock, to open (for business, etc.), to empty, to remove, to make space, to make room, to move out, to clear out, to be away from (e.g. one's house), to leave (temporarily), to dawn, to grow light, to end (of a period, season), to begin (of the New Year), to leave (one's schedule) open, to make time (for), to make (a hole), to open up (a hole)
Readings
- Japanese names:
- はる、 か、 ひらき
- Korean:
- gae
Spanish
- abrir
- desdoblar
- dar comienzo
- abrirse
- estar abierto
Portuguese
- abrir
- desdobrar
- deslacrar
French
- ouvrir
- s'ouvrir
- briser le sceau
| 3855 | 2001 Kanji |
| 8e4.6 | The Kanji Dictionary |
| 3-8-4 | SKIP code |
| 7744.1 | Four corner code |
| 1-19-11 | JIS X 0208-1997 kuten code |
| 958b | Unicode hex code |
Jōyō kanji, taught in grade 4
JLPT level N3
106 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 要 【ヨウ】 main point, essential point, important thing, necessity, need, requirement
- 要因 【ヨウイン】 main cause, primary factor
- 所要 【ショヨウ】 required, needed, necessary
- 法要 【ホウヨウ】 Buddhist memorial service
Kun reading compounds
- 要る 【いる】 to be needed, to be necessary, to be required, to be wanted, to need, to want
- 要 【かなめ】 pivot, vital point, cornerstone, keystone, Japanese photinia
- 要石 【かなめいし】 keystone
Readings
- Japanese names:
- とし
- Korean:
- yo
Spanish
- necesidad
- punto central
- esencia
- necesitar
Portuguese
- necessidade
- ponto principal
- essência
- pivô
- chave para
French
- besoin
- point principal
- pivot
- essentiel
- point clef
| 729 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 623 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 593 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 117 | A New Dictionary of Kanji Usage |
| 4274 | Classic Nelson (Andrew Nelson) |
| 262 | Essential Kanji (P.G. O’Neill) |
| 887 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1218 | Japanese Names (P.G. O’Neill) |
| 3.16 | Japanese for Busy People |
| 419 | Kanji and Kana (Spahn and Hadamitzky) |
| 425 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 424 | Kanji in Context (Nishiguchi and Kono) |
| 1639 | Kodansha Compact Kanji Guide |
| 3263 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1683 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2290 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1618 | Les Kanjis dans la tete (Yves Maniette) |
| 34768P | Morohashi |
| 2635 | New Japanese English Character Dictionary (Jack Halpern) |
| 5515 | New Nelson (John Haig) |
| 1604 | Remembering The Kanji (James Heisig) |
| 1730 | Remembering The Kanji, 6th edition (James Heisig) |
| 78 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 536 | Tuttle Kanji Cards (Alexander Kask) |
| 3269 | 2001 Kanji |
| 3e6.11 | The Kanji Dictionary |
| 2-6-3 | SKIP code |
| 1040.4 | Four corner code |
| 1-45-55 | JIS X 0208-1997 kuten code |
| 8981 | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N1
660 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 素 【ソ】 plain, white silk, prime
- 素案 【ソアン】 rough plan, draft
- 栄養素 【エイヨウソ】 nutrient
- 酵素 【コウソ】 enzyme
- 素 【ス】 one's nature, one's feelings, oneself, plain, unadorned, undecorated, unadulterated, au naturel, mere, poor, exceedingly
- 素顔 【スガオ】 face with no make-up, unpainted face, true face (of a country, celebrity, etc.), real face, true picture, real nature, sober face, sobriety
- 空素 【カラス】 dealt hand containing only 1-point cards (scoring combination)
- 鉤素 【ハリス】 snell (fishing), leader, trace, cast
Kun reading compounds
- 元 【もと】 origin, source, beginning, basis, base, foundation, root, cause, (raw) material, ingredient, base, mix (e.g. for a cake), (soup) stock, (one's) side, capital, principal, cost price, root (of a plant), (tree) trunk, part (of a brush, chopsticks, etc.) one holds (with the hand), first three lines of a waka, counter for plants or trees, counter for falcons (in falconry)
- 元より 【もとより】 from the beginning, from the first, all along, originally, of course, not to mention ..., not only ... but also ..., to say nothing of ...
- 味の素 【あじのもと】 Ajinomoto, brand name of monosodium glutamate (MSG)
- 味の素 【あじのもと】 Ajinomoto Co. Inc.
Readings
- Korean:
- so
Spanish
- materia prima
- elemental
- normal
- usual
Portuguese
- elementar
- princípio
- descoberto
- nu
French
- élément
- principe
- nu
- découvert
| 658 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 759 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 737 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 717 | A New Dictionary of Kanji Usage |
| 3511 | Classic Nelson (Andrew Nelson) |
| 797 | Essential Kanji (P.G. O’Neill) |
| 1623 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1707 | Japanese Names (P.G. O’Neill) |
| 271 | Kanji and Kana (Spahn and Hadamitzky) |
| 271 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 636 | Kanji in Context (Nishiguchi and Kono) |
| 1506 | Kodansha Compact Kanji Guide |
| 3108 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1590 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2171 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1546 | Les Kanjis dans la tete (Yves Maniette) |
| 27300 | Morohashi |
| 2458 | New Japanese English Character Dictionary (Jack Halpern) |
| 4456 | New Nelson (John Haig) |
| 1532 | Remembering The Kanji (James Heisig) |
| 1652 | Remembering The Kanji, 6th edition (James Heisig) |
| 500 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 716 | Tuttle Kanji Cards (Alexander Kask) |
| 1441 | 2001 Kanji |
| 6a4.12 | The Kanji Dictionary |
| 2-4-6 | SKIP code |
| 5090.3 | Four corner code |
| 1-33-39 | JIS X 0208-1997 kuten code |
| 7d20 | Unicode hex code |