| 286 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 197 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 180 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 125 | A New Dictionary of Kanji Usage |
| 5050 | Classic Nelson (Andrew Nelson) |
| 222 | Essential Kanji (P.G. O’Neill) |
| 98 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2025 | Japanese Names (P.G. O’Neill) |
| 2.2 | Japanese for Busy People |
| 108 | Kanji and Kana (Spahn and Hadamitzky) |
| 108 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 61 | Kanji in Context (Nishiguchi and Kono) |
| 1862 | Kodansha Compact Kanji Guide |
| 3465 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1784 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2431 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 541 | Les Kanjis dans la tete (Yves Maniette) |
| 42253 | Morohashi |
| 2790 | New Japanese English Character Dictionary (Jack Halpern) |
| 6526 | New Nelson (John Haig) |
| 535 | Remembering The Kanji (James Heisig) |
| 574 | Remembering The Kanji, 6th edition (James Heisig) |
| 332 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 228 | Tuttle Kanji Cards (Alexander Kask) |
electricity
- On:
- デン
Jōyō kanji, taught in grade 2
JLPT level N5
268 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 電化 【デンカ】 electrification
- 電圧 【デンアツ】 voltage
- 送電 【ソウデン】 transmission of electricity, electricity supply, power supply
- 配電 【ハイデン】 distribution of electricity
Readings
- Korean:
- jeon
Spanish
- electricidad
- eléctrico
Portuguese
- eletricidade
French
- électricité
| 3156 | 2001 Kanji |
| 8d5.2 | The Kanji Dictionary |
| 2-8-5 | SKIP code |
| 1071.6 | Four corner code |
| 1-37-37 | JIS X 0208-1997 kuten code |
| 96fb | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N2
740 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 波 【ハ】 counter for waves (of a repeated occurrence)
- 波及 【ハキュウ】 spread, extension, influence, aftereffect, ripple
- 低周波 【テイシュウハ】 low frequency
- 横波 【ヨコナミ】 transverse wave, beam sea
Kun reading compounds
- 波 【なみ】 wave, ups and downs
- 波間 【なみま】 interval between the waves, gap between waves
- 高波 【たかなみ】 high waves, heavy seas
- 横波 【よこなみ】 transverse wave, beam sea
Readings
- Japanese names:
- ひら、 みな、 みなみ、 わ
- Korean:
- pa
Spanish
- onda
- ola
- Polonia
Portuguese
- ondas
- vagas
- Polônia
French
- onde
- vague
- Pologne
| 298 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 387 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 367 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 606 | A New Dictionary of Kanji Usage |
| 2529 | Classic Nelson (Andrew Nelson) |
| 484 | Essential Kanji (P.G. O’Neill) |
| 677 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 596 | Japanese Names (P.G. O’Neill) |
| 666 | Kanji and Kana (Spahn and Hadamitzky) |
| 677 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 913 | Kanji in Context (Nishiguchi and Kono) |
| 1177 | Kodansha Compact Kanji Guide |
| 388 | Kodansha Kanji Dictionary (Jack Halpern) |
| 245 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 292 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 811 | Les Kanjis dans la tete (Yves Maniette) |
| 17308 | Morohashi |
| 330 | New Japanese English Character Dictionary (Jack Halpern) |
| 3101 | New Nelson (John Haig) |
| 803 | Remembering The Kanji (James Heisig) |
| 866 | Remembering The Kanji, 6th edition (James Heisig) |
| 309 | Tuttle Kanji Cards (Alexander Kask) |
| 367 | 2001 Kanji |
| 3a5.9 | The Kanji Dictionary |
| 1-3-5 | SKIP code |
| 3414.7 | Four corner code |
| 1-39-40 | JIS X 0208-1997 kuten code |
| 6ce2 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N1
1482 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 妨害 【ボウガイ】 obstruction, hindrance, blocking, disturbance, interference, interruption, jamming (a signal)
- 妨害機 【ボウガイキ】 jammer (e.g. radio signals), interceptor (aircraft)
- 公妨 【コウボウ】 interference with a public servant in the execution of his or her duties
- 転び公妨 【コロビコウボウ】 falsely-provoked arrest for obstruction, police pretending to be knocked down so as to have grounds for an arrest
Kun reading compounds
- 妨げる 【さまたげる】 to disturb, to prevent, to obstruct, to hinder
Readings
- Korean:
- bang
Spanish
- molestia
- estorbo
- obstrucción
- molestar
- estorbar
- obstruir
Portuguese
- perturbar
- prevenir
- atrasar
- obstruir
French
- empêcher
- gêner
- obstruction
- déranger
- entraver
- brouiller (radio)
- saboter
| 1808 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1508 | A New Dictionary of Kanji Usage |
| 1196 | Classic Nelson (Andrew Nelson) |
| 1674 | Essential Kanji (P.G. O’Neill) |
| 1190 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1182 | Kanji and Kana (Spahn and Hadamitzky) |
| 1241 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 784 | Kanji in Context (Nishiguchi and Kono) |
| 436 | Kodansha Compact Kanji Guide |
| 279 | Kodansha Kanji Dictionary (Jack Halpern) |
| 175 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 209 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 502 | Les Kanjis dans la tete (Yves Maniette) |
| 6111 | Morohashi |
| 238 | New Japanese English Character Dictionary (Jack Halpern) |
| 1187 | New Nelson (John Haig) |
| 491 | Remembering The Kanji (James Heisig) |
| 530 | Remembering The Kanji, 6th edition (James Heisig) |
| 1113 | Tuttle Kanji Cards (Alexander Kask) |
| 1745 | 2001 Kanji |
| 3e4.1 | The Kanji Dictionary |
| 1-3-4 | SKIP code |
| 4042.7 | Four corner code |
| 1-43-24 | JIS X 0208-1997 kuten code |
| 59a8 | Unicode hex code |
harm, injury
- On:
- ガイ
Jōyō kanji, taught in grade 4
JLPT level N3
358 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 害 【ガイ】 injury, harm, evil influence, damage
- 害虫 【ガイチュウ】 harmful insect, noxious insect, vermin, pest
- 薬害 【ヤクガイ】 harmful side effects of a medicine or drug
- 傷害 【ショウガイ】 injury, inflicting bodily injury
Readings
- Korean:
- hae, hal
Spanish
- desastre
- obstáculo
- daño
- lesión
Portuguese
- dano
- injúria
French
- tort
- mal
- blessure
| 362 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 460 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 437 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 425 | A New Dictionary of Kanji Usage |
| 1306 | Classic Nelson (Andrew Nelson) |
| 450 | Essential Kanji (P.G. O’Neill) |
| 468 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1181 | Japanese Names (P.G. O’Neill) |
| 518 | Kanji and Kana (Spahn and Hadamitzky) |
| 527 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 785 | Kanji in Context (Nishiguchi and Kono) |
| 481 | Kodansha Compact Kanji Guide |
| 2826 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1457 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1962 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1565 | Les Kanjis dans la tete (Yves Maniette) |
| 7165 | Morohashi |
| 2272 | New Japanese English Character Dictionary (Jack Halpern) |
| 1333 | New Nelson (John Haig) |
| 1551 | Remembering The Kanji (James Heisig) |
| 1671 | Remembering The Kanji, 6th edition (James Heisig) |
| 428 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 538 | Tuttle Kanji Cards (Alexander Kask) |
| 777 | 2001 Kanji |
| 3m7.4 | The Kanji Dictionary |
| 2-3-7 | SKIP code |
| 3060.1 | Four corner code |
| 1-19-18 | JIS X 0208-1997 kuten code |
| 5bb3 | Unicode hex code |