| 55 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 94 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 88 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 158 | A New Dictionary of Kanji Usage |
| 2553 | Classic Nelson (Andrew Nelson) |
| 99 | Essential Kanji (P.G. O’Neill) |
| 211 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1071 | Japanese Names (P.G. O’Neill) |
| 3.14 | Japanese for Busy People |
| 117 | Kanji and Kana (Spahn and Hadamitzky) |
| 117 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 454 | Kanji in Context (Nishiguchi and Kono) |
| 1184 | Kodansha Compact Kanji Guide |
| 459 | Kodansha Kanji Dictionary (Jack Halpern) |
| 284 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 344 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 471 | Les Kanjis dans la tete (Yves Maniette) |
| 17450 | Morohashi |
| 384 | New Japanese English Character Dictionary (Jack Halpern) |
| 3133 | New Nelson (John Haig) |
| 461 | Remembering The Kanji (James Heisig) |
| 500 | Remembering The Kanji, 6th edition (James Heisig) |
| 206 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 171 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 2
JLPT level N4
200 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 海運 【カイウン】 maritime transport, shipping
- 海域 【カイイキ】 area of ocean
- 公海 【コウカイ】 high seas, international waters
- 内海 【ナイカイ】 inland sea, inlet, gulf, bay, lake
Kun reading compounds
- 海 【うみ】 sea, ocean, waters
- 海辺 【うみべ】 beach, seashore, seaside, coast
- 内海 【ないかい】 inland sea, inlet, gulf, bay, lake
- 血の海 【ちのうみ】 sea of blood, pool of blood
Readings
- Japanese names:
- あ、 あま、 うな、 うん、 え、 か、 た、 ひろ、 ひろし、 ぶ、 まち、 まま、 み、 め、 わたる
- Korean:
- hae
Spanish
- mar
- océano
- playa
Portuguese
- oceano
- mar
French
- mer
- océan
| 347 | 2001 Kanji |
| 3a6.20 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 3815.7 | Four corner code |
| 1-19-04 | JIS X 0208-1997 kuten code |
| 6d77 | Unicode hex code |
difficult, impossible, trouble, accident, defect
Jōyō kanji, taught in grade 6
JLPT level N3
330 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 難 【ナン】 difficulty, trouble, hardship, shortage, accident, disaster, danger, fault, defect, flaw, criticism, charge, blame
- 難解 【ナンカイ】 difficult to understand, unintelligible, abstruse
- 至難 【シナン】 most difficult, next to impossible
- 海難 【カイナン】 accident at sea, sea disaster, shipwreck
Kun reading compounds
- 難い 【かたい】 difficult, hard
- 難しい 【むずかしい】 difficult, hard, troublesome, complicated, serious (disease, problem, etc.), impossible, unfeasible, fussy, particular, fastidious, hard to please, displeased, gloomy, glum, sullen, serious (look), dirty, unclean, filthy, detestable, unpleasant, uncomfortable, creepy, spooky
- 難しい顔をする 【むずかしいかおをする】 to look displeased, to frown, to scowl, to look grave, to look serious
- 難しい 【むずかしい】 difficult, hard, troublesome, complicated, serious (disease, problem, etc.), impossible, unfeasible, fussy, particular, fastidious, hard to please, displeased, gloomy, glum, sullen, serious (look), dirty, unclean, filthy, detestable, unpleasant, uncomfortable, creepy, spooky
Readings
- Japanese names:
- な、 なに
- Korean:
- nan, na
Spanish
- desastre
- dificultad
- sufrimiento
- ataque al punto débil
- difícil
- imposible
Portuguese
- impossível
- difícil
- dificuldade
- acidente
- defeito
French
- difficile
- impossible
- problème
- accident
- défaut
| 853 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 960 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 949 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 442 | A New Dictionary of Kanji Usage |
| 5038 | Classic Nelson (Andrew Nelson) |
| 800 | Essential Kanji (P.G. O’Neill) |
| 995 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2760 | Japanese Names (P.G. O’Neill) |
| 557 | Kanji and Kana (Spahn and Hadamitzky) |
| 566 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 526 | Kanji in Context (Nishiguchi and Kono) |
| 1856 | Kodansha Compact Kanji Guide |
| 2310 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1196 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1632 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1594 | Les Kanjis dans la tete (Yves Maniette) |
| 42128P | Morohashi |
| 1838 | New Japanese English Character Dictionary (Jack Halpern) |
| 6515 | New Nelson (John Haig) |
| 1580 | Remembering The Kanji (James Heisig) |
| 1703 | Remembering The Kanji, 6th edition (James Heisig) |
| 351 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 1003 | Tuttle Kanji Cards (Alexander Kask) |
| 1975 | 2001 Kanji |
| 8c10.2 | The Kanji Dictionary |
| 1-10-8 | SKIP code |
| 4051.4 | Four corner code |
| 1-38-81 | JIS X 0208-1997 kuten code |
| 96e3 | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N1
799 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 救急 【キュウキュウ】 first-aid, emergency (aid)
- 救援 【キュウエン】 relief, rescue
- 匡救 【キョウキュウ】 delivering from sin, succor, succour
Kun reading compounds
- 救う 【すくう】 to rescue from, to help out of, to save
Readings
- Korean:
- gu
Spanish
- socorro
- ayuda
- rescate
- rescatar
- salvar
- ayudar
Portuguese
- salvação
- salva
- ajudar
- resgatar
- reivindicar
French
- sauvetage
- sauver
- aider
- secourir
- récupérer
| 584 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 480 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 456 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 876 | A New Dictionary of Kanji Usage |
| 2051 | Classic Nelson (Andrew Nelson) |
| 698 | Essential Kanji (P.G. O’Neill) |
| 588 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1406 | Japanese Names (P.G. O’Neill) |
| 725 | Kanji and Kana (Spahn and Hadamitzky) |
| 738 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 934 | Kanji in Context (Nishiguchi and Kono) |
| 939 | Kodansha Compact Kanji Guide |
| 1891 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1003 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1358 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 945 | Les Kanjis dans la tete (Yves Maniette) |
| 13221 | Morohashi |
| 1497 | New Japanese English Character Dictionary (Jack Halpern) |
| 2344 | New Nelson (John Haig) |
| 936 | Remembering The Kanji (James Heisig) |
| 1006 | Remembering The Kanji, 6th edition (James Heisig) |
| 563 | Tuttle Kanji Cards (Alexander Kask) |
| 1466 | 2001 Kanji |
| 4i7.1 | The Kanji Dictionary |
| 1-7-4 | SKIP code |
| 4814.0 | Four corner code |
| 1-21-63 | JIS X 0208-1997 kuten code |
| 6551 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N3
397 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 助 【ジョ】 help, rescue, assistant
- 助演 【ジョエン】 supporting performance, playing a supporting role
- 互助 【ゴジョ】 mutual aid, cooperation, benefit
- 介助 【カイジョ】 help, assistance, aid
Kun reading compounds
- 助ける 【たすける】 to save, to rescue, to spare, to help, to assist, to support (financially), to contribute (to), to provide aid, to facilitate, to stimulate, to promote, to contribute to
- 助かる 【たすかる】 to be saved, to be rescued, to survive, to escape harm, to be spared damage, to be helped, to be saved trouble
- 助 【すけ】 assistance, help, helper, babe, chick, broad
- 助っ人 【すけっと】 helper, supporter, second, backer, foreign player (hired to strengthen a team)
- 福助 【ふくすけ】 large-headed dwarf statue, bringer of good luck
- デコ助 【デコすけ】 big forehead, fivehead, asshole
Readings
- Korean:
- jo
Spanish
- ayudar
- rescatar
- salvar
- ser salvado
- ser ayudado
Portuguese
- ajuda
- resgate
- auxiliar
French
- aider
- secourir
- assister
| 248 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 330 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 314 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 407 | A New Dictionary of Kanji Usage |
| 719 | Classic Nelson (Andrew Nelson) |
| 346 | Essential Kanji (P.G. O’Neill) |
| 367 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 431 | Japanese Names (P.G. O’Neill) |
| 623 | Kanji and Kana (Spahn and Hadamitzky) |
| 633 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 826 | Kanji in Context (Nishiguchi and Kono) |
| 211 | Kodansha Compact Kanji Guide |
| 1440 | Kodansha Kanji Dictionary (Jack Halpern) |
| 764 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1037 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1800 | Les Kanjis dans la tete (Yves Maniette) |
| 2313 | Morohashi |
| 1121 | New Japanese English Character Dictionary (Jack Halpern) |
| 530 | New Nelson (John Haig) |
| 1782 | Remembering The Kanji (James Heisig) |
| 1921 | Remembering The Kanji, 6th edition (James Heisig) |
| 248 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 284 | Tuttle Kanji Cards (Alexander Kask) |
| 3945 | 2001 Kanji |
| 2g5.1 | The Kanji Dictionary |
| 1-5-2 | SKIP code |
| 7412.7 | Four corner code |
| 1-29-85 | JIS X 0208-1997 kuten code |
| 52a9 | Unicode hex code |