| 550 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 644 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 615 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 690 | A New Dictionary of Kanji Usage |
| 130 | Classic Nelson (Andrew Nelson) |
| 560 | Essential Kanji (P.G. O’Neill) |
| 663 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 149 | Japanese Names (P.G. O’Neill) |
| 1207 | Kanji and Kana (Spahn and Hadamitzky) |
| 1270 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1096 | Kanji in Context (Nishiguchi and Kono) |
| 1152 | Kodansha Compact Kanji Guide |
| 2436 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1230 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1695 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 134 | Les Kanjis dans la tete (Yves Maniette) |
| 17088 | Morohashi |
| 1937 | New Japanese English Character Dictionary (Jack Halpern) |
| 3031 | New Nelson (John Haig) |
| 132 | Remembering The Kanji (James Heisig) |
| 139 | Remembering The Kanji, 6th edition (James Heisig) |
| 646 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 5
JLPT level N2
846 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 永久 【エイキュウ】 eternity, permanence, perpetuity, Eikyū era (1113.7.13-1118.4.3)
- 永遠 【エイエン】 eternity, perpetuity, permanence, immortality
- 永々 【エイエイ】 forever
- 大永 【タイエイ】 Taiei era (1521.8.23-1528.8.20)
Kun reading compounds
- 長い 【ながい】 long (distance, length), long (time), protracted, prolonged
- 長いこと 【ながいこと】 for a long time
Readings
- Japanese names:
- え、 と、 のり、 ひさ、 ひさし
- Korean:
- yeong
Spanish
- eterno
- infinito
- perpetuo
- largo
- prolongado
Portuguese
- eternidade
- ambicionar
French
- éternité
- long
- permanent
| 342 | 2001 Kanji |
| 3a1.1 | The Kanji Dictionary |
| 2-1-4 | SKIP code |
| 4-5-4 | SKIP code |
| 3023.2 | Four corner code |
| 1-17-42 | JIS X 0208-1997 kuten code |
| 6c38 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N4
135 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 世 【セイ】 counter for generations, epoch
- 世紀 【セイキ】 century, era, of the century (e.g. fight of the century)
- 近世 【キンセイ】 recent past, recent times, early modern period (from the Azuchi-Momoyama period to the end of the Edo period)
- 創世 【ソウセイ】 creation of the world
- 世 【セイ】 counter for generations, epoch
- 世紀 【セイキ】 century, era, of the century (e.g. fight of the century)
- 夜店 【ヨミセ】 night stall, night shop, night fair
- 救世 【キュウセイ】 salvation
Kun reading compounds
- 世 【よ】 world, society, public, life, lifetime, age, era, period, epoch, generation, reign, rule, the times, world (of existence)
- 世の中 【よのなか】 society, the world, the times
- 千代 【ちよ】 thousand years, very long period, forever
- 君が代 【きみがよ】 Imperial reign, Kimigayo (Japanese national anthem)
Readings
- Japanese names:
- とし、 ゆ、 ゆき
- Korean:
- se
Spanish
- generación
- mundo
- edad
Portuguese
- geração
- mundo
- sociedade
- pública
French
- génération
- monde
- société
- public
| 263 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 344 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 327 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 152 | A New Dictionary of Kanji Usage |
| 95 | Classic Nelson (Andrew Nelson) |
| 177 | Essential Kanji (P.G. O’Neill) |
| 105 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 335 | Japanese Names (P.G. O’Neill) |
| 2.13 | Japanese for Busy People |
| 252 | Kanji and Kana (Spahn and Hadamitzky) |
| 252 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 156 | Kanji in Context (Nishiguchi and Kono) |
| 13 | Kodansha Compact Kanji Guide |
| 4308 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2178 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2932 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 28 | Les Kanjis dans la tete (Yves Maniette) |
| 31 | Morohashi |
| 3496 | New Japanese English Character Dictionary (Jack Halpern) |
| 20 | New Nelson (John Haig) |
| 28 | Remembering The Kanji (James Heisig) |
| 28 | Remembering The Kanji, 6th edition (James Heisig) |
| 81 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 254 | Tuttle Kanji Cards (Alexander Kask) |
| 1975 | 2001 Kanji |
| 0a5.37 | The Kanji Dictionary |
| 4-5-2 | SKIP code |
| 4-4-4 | SKIP code |
| 4-5-4 | SKIP code |
| 4-4-2 | SKIP code |
| 4471.7 | Four corner code |
| 1-32-04 | JIS X 0208-1997 kuten code |
| 4e16 | Unicode hex code |