| 859 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 1210 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 596 | A New Dictionary of Kanji Usage |
| 2712 | Classic Nelson (Andrew Nelson) |
| 1365 | Essential Kanji (P.G. O’Neill) |
| 1506 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1017 | Kanji and Kana (Spahn and Hadamitzky) |
| 1056 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1039 | Kanji in Context (Nishiguchi and Kono) |
| 1254 | Kodansha Compact Kanji Guide |
| 955 | Kodansha Kanji Dictionary (Jack Halpern) |
| 534 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 696 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 509 | Les Kanjis dans la tete (Yves Maniette) |
| 18438 | Morohashi |
| 776 | New Japanese English Character Dictionary (Jack Halpern) |
| 3350 | New Nelson (John Haig) |
| 497 | Remembering The Kanji (James Heisig) |
| 536 | Remembering The Kanji, 6th edition (James Heisig) |
| 990 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 6
JLPT level N1
560 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 激 【ゲキ】 extremely, terrifically, super
- 激化 【ゲキカ】 intensification, aggravation
- 憤激 【フンゲキ】 fury, flying into a rage, outrage
- 矯激 【キョウゲキ】 radical, extreme, eccentric
Kun reading compounds
- 激しい 【はげしい】 violent, furious, tempestuous, extreme, intense, fierce, strong, fervent, vehement, incessant, relentless, precipitous, steep
Readings
- Korean:
- gyeog
Spanish
- violento
- furioso
Portuguese
- violento
- obtem excitado
- enraged
- chafe
- incita
French
- violent
- s'exciter
- enragé
- s'énerver
- inciter
| 366 | 2001 Kanji |
| 3a13.1 | The Kanji Dictionary |
| 1-3-13 | SKIP code |
| 3814.0 | Four corner code |
| 1-23-67 | JIS X 0208-1997 kuten code |
| 6fc0 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N2
1101 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 硬 【コウ】 hardness
- 硬貨 【コウカ】 coin, hard currency
- 生硬 【セイコウ】 crude, immature, unpolished
- 重硬 【ジュウコウ】 heavy and hard (of a wood)
Kun reading compounds
- 硬い 【かたい】 hard, solid, tough, stiff, tight, wooden, unpolished (e.g. writing), strong, firm (not viscous or easily moved), safe, steady, honest, steadfast, obstinate, stubborn, bookish, formal, stuffy
- かたいことは言いっこなし 【かたいことはいいっこなし】 let's put formalities aside, let's not speak so stiffly
Readings
- Korean:
- gyeong
Spanish
- rígido
- duro
- firme
Portuguese
- duro
- rígido
French
- dur
- raide
| 1260 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1149 | A New Dictionary of Kanji Usage |
| 3193 | Classic Nelson (Andrew Nelson) |
| 1598 | Essential Kanji (P.G. O’Neill) |
| 766 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1635 | Japanese Names (P.G. O’Neill) |
| 1009 | Kanji and Kana (Spahn and Hadamitzky) |
| 1046 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1309 | Kanji in Context (Nishiguchi and Kono) |
| 1403 | Kodansha Compact Kanji Guide |
| 1518 | Kodansha Kanji Dictionary (Jack Halpern) |
| 802 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1095 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 702 | Les Kanjis dans la tete (Yves Maniette) |
| 24230 | Morohashi |
| 1183 | New Japanese English Character Dictionary (Jack Halpern) |
| 4008 | New Nelson (John Haig) |
| 695 | Remembering The Kanji (James Heisig) |
| 750 | Remembering The Kanji, 6th edition (James Heisig) |
| 1571 | Tuttle Kanji Cards (Alexander Kask) |
| 3366 | 2001 Kanji |
| 5a7.1 | The Kanji Dictionary |
| 1-5-7 | SKIP code |
| 1164.6 | Four corner code |
| 1-25-37 | JIS X 0208-1997 kuten code |
| 786c | Unicode hex code |