| 204 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 290 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 272 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 426 | A New Dictionary of Kanji Usage |
| 3180 | Classic Nelson (Andrew Nelson) |
| 583 | Essential Kanji (P.G. O’Neill) |
| 231 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 875 | Japanese Names (P.G. O’Neill) |
| 2.8 | Japanese for Busy People |
| 896 | Kanji and Kana (Spahn and Hadamitzky) |
| 918 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 297 | Kanji in Context (Nishiguchi and Kono) |
| 1398 | Kodansha Compact Kanji Guide |
| 1456 | Kodansha Kanji Dictionary (Jack Halpern) |
| 771 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1046 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 682 | Les Kanjis dans la tete (Yves Maniette) |
| 24080 | Morohashi |
| 1132 | New Japanese English Character Dictionary (Jack Halpern) |
| 3991 | New Nelson (John Haig) |
| 675 | Remembering The Kanji (James Heisig) |
| 729 | Remembering The Kanji, 6th edition (James Heisig) |
| 284 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 325 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 3
JLPT level N4
336 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 研究員 【ケンキュウイン】 researcher, lab worker
- 研究 【ケンキュウ】 study, research, investigation
- 予研 【ヨケン】 National Institute of Health
- 技研 【ギケン】 technical research institute
Kun reading compounds
- 研ぐ 【とぐ】 to sharpen, to hone, to whet, to grind, to wash (rice), to scour, to polish, to burnish
Readings
- Japanese names:
- のり
- Korean:
- yeon
Spanish
- estudio
- afilar
- pulir
Portuguese
- polir
- estudar
- afiar
French
- polir
- étudier
- aiguiser
| 3355 | 2001 Kanji |
| 5a4.1 | The Kanji Dictionary |
| 1-5-4 | SKIP code |
| 1164.0 | Four corner code |
| 1-24-06 | JIS X 0208-1997 kuten code |
| 7814 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N4
368 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 究明 【キュウメイ】 investigation (esp. in academic and scientific contexts)
- 究極 【キュウキョク】 ultimate, final, last, eventual
- 最新研究 【サイシンケンキュウ】 the newest research
- 学究 【ガッキュウ】 scholar, student
- 究竟 【クキョウ】 culmination, conclusion
- 究竟 【クッキョウ】 after all, in the end, finally, excellent, superb, handy, appropriate, ideal, robust, brawny, muscular, strong, sturdy
Kun reading compounds
- 究める 【きわめる】 to investigate thoroughly, to research thoroughly, to master, to understand completely
Readings
- Japanese names:
- きゅ
- Korean:
- gu
Spanish
- estudio
- investigación
- profundización
- último
- final
- dominar
- profundizar en el estudio de
Portuguese
- pesquisa
- estudo
French
- recherche
- étudier
| 185 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 271 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 253 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 427 | A New Dictionary of Kanji Usage |
| 3314 | Classic Nelson (Andrew Nelson) |
| 599 | Essential Kanji (P.G. O’Neill) |
| 234 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 492 | Japanese Names (P.G. O’Neill) |
| 2.8 | Japanese for Busy People |
| 895 | Kanji and Kana (Spahn and Hadamitzky) |
| 917 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 298 | Kanji in Context (Nishiguchi and Kono) |
| 1451 | Kodansha Compact Kanji Guide |
| 2729 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1398 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1885 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1331 | Les Kanjis dans la tete (Yves Maniette) |
| 25409 | Morohashi |
| 2203 | New Japanese English Character Dictionary (Jack Halpern) |
| 4189 | New Nelson (John Haig) |
| 1320 | Remembering The Kanji (James Heisig) |
| 1417 | Remembering The Kanji, 6th edition (James Heisig) |
| 261 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 278 | Tuttle Kanji Cards (Alexander Kask) |
| 757 | 2001 Kanji |
| 3m4.5 | The Kanji Dictionary |
| 2-3-4 | SKIP code |
| 2-5-2 | SKIP code |
| 3041.7 | Four corner code |
| 1-21-70 | JIS X 0208-1997 kuten code |
| 7a76 | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N3
321 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 費 【ヒ】 cost, expense
- 費用 【ヒヨウ】 cost, expense
- 固定費 【コテイヒ】 fixed cost, fixed expense
- 交際費 【コウサイヒ】 entertainment expenses
Kun reading compounds
- 費やす 【ついやす】 to spend, to expend, to consume, to waste, to squander, to throw away, to devote
- 費える 【ついえる】 to be used up (of money, savings, etc.), to dwindle away, to be wasted (of time)
Readings
- Korean:
- bi
Spanish
- gasto
- coste
- gastar
Portuguese
- despesa
- custo
- gastar
- consumir
- perder
French
- dépense
- coût
- dépenser
- consommer
- gaspiller
| 495 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 596 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 567 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 337 | A New Dictionary of Kanji Usage |
| 4497 | Classic Nelson (Andrew Nelson) |
| 608 | Essential Kanji (P.G. O’Neill) |
| 925 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 749 | Kanji and Kana (Spahn and Hadamitzky) |
| 762 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 858 | Kanji in Context (Nishiguchi and Kono) |
| 1732 | Kodansha Compact Kanji Guide |
| 3221 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1670 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2261 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1246 | Les Kanjis dans la tete (Yves Maniette) |
| 36717 | Morohashi |
| 2607 | New Japanese English Character Dictionary (Jack Halpern) |
| 5786 | New Nelson (John Haig) |
| 1238 | Remembering The Kanji (James Heisig) |
| 1326 | Remembering The Kanji, 6th edition (James Heisig) |
| 352 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 598 | Tuttle Kanji Cards (Alexander Kask) |
| 1961 | 2001 Kanji |
| 7b5.4 | The Kanji Dictionary |
| 2-5-7 | SKIP code |
| 5580.6 | Four corner code |
| 1-40-81 | JIS X 0208-1997 kuten code |
| 8cbb | Unicode hex code |