| 1200 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1925 | A New Dictionary of Kanji Usage |
| 1717 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1878 | Kanji and Kana (Spahn and Hadamitzky) |
| 2043 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1676 | Kanji in Context (Nishiguchi and Kono) |
| 1607 | Kodansha Compact Kanji Guide |
| 3204 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1658 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2248 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 524 | Les Kanjis dans la tete (Yves Maniette) |
| 32983 | Morohashi |
| 2591 | New Japanese English Character Dictionary (Jack Halpern) |
| 5302 | New Nelson (John Haig) |
| 518 | Remembering The Kanji (James Heisig) |
| 557 | Remembering The Kanji, 6th edition (James Heisig) |
| 1482 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
2031 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 蛍光灯 【ケイコウトウ】 fluorescent lamp, fluorescent light, person who is slow to react, someone slow on the uptake
- 蛍光 【ケイコウ】 fluorescence
- 流蛍 【リュウケイ】 flying firefly
Kun reading compounds
- 蛍 【ほたる】 firefly (Luciola cruciata), lightning bug, glowworm
- 蛍藺 【ほたるい】 Scirpus hotarui (species of bulrush)
- 海蛍 【うみほたる】 sea firefly (Vargula hilgendorfii), seed shrimp
Readings
- Korean:
- hyeong
Spanish
- luciérnaga
Portuguese
- pirilampo
- vaga-lume
French
- ver luisant
- luciole
| 3n8.2 | The Kanji Dictionary |
| 2-5-6 | SKIP code |
| 2-3-8 | SKIP code |
| 9013.6 | Four corner code |
| 3213.6 | Four corner code |
| 1-23-54 | JIS X 0208-1997 kuten code |
| 86cd | Unicode hex code |
Jōyō kanji, taught in grade 2
JLPT level N3
527 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 光学 【コウガク】 optics
- 光栄 【コウエイ】 honour, honor, glory, privilege
- 脚光 【キャッコウ】 footlight, limelight
- 発光 【ハッコウ】 emission (of light), radiation (of light), luminescence
Kun reading compounds
- 光る 【ひかる】 to shine, to glitter, to be bright
- 光る棒 【ひかるぼう】 glowstick, neon light stick
- 光 【ひかり】 light, illumination, ray, beam, gleam, glow, happiness, hope, influence, power, vision, eyesight, optical fiber, optical fibre
- 光り輝く 【ひかりかがやく】 to shine, to glitter
- 越光 【こしひかり】 Koshihikari (variety of rice)
- 柔らかな光 【やわらかなひかり】 soft light
Readings
- Japanese names:
- あき、 あきら、 こお、 てる、 ひこ、 み、 みつ
- Korean:
- gwang
Spanish
- rayo
- luz
- paisaje
- honor
- brillar
- brillo
Portuguese
- raio
- luz
French
- rayon
- lumière
| 72 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 129 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 116 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 417 | A New Dictionary of Kanji Usage |
| 1358 | Classic Nelson (Andrew Nelson) |
| 217 | Essential Kanji (P.G. O’Neill) |
| 123 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 281 | Japanese Names (P.G. O’Neill) |
| 138 | Kanji and Kana (Spahn and Hadamitzky) |
| 138 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 464 | Kanji in Context (Nishiguchi and Kono) |
| 143 | Kodansha Compact Kanji Guide |
| 3043 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1550 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2121 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 120 | Les Kanjis dans la tete (Yves Maniette) |
| 1350 | Morohashi |
| 2391 | New Japanese English Character Dictionary (Jack Halpern) |
| 349 | New Nelson (John Haig) |
| 119 | Remembering The Kanji (James Heisig) |
| 125 | Remembering The Kanji, 6th edition (James Heisig) |
| 345 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 121 | Tuttle Kanji Cards (Alexander Kask) |
| 1057 | 2001 Kanji |
| 3n3.2 | The Kanji Dictionary |
| 2-4-2 | SKIP code |
| 2-3-3 | SKIP code |
| 9021.1 | Four corner code |
| 1-24-87 | JIS X 0208-1997 kuten code |
| 5149 | Unicode hex code |
Jōyō kanji, taught in grade 4
JLPT level N2
1605 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 灯 【トウ】 light, lamp, counter for electric lights
- 灯台 【トウダイ】 lighthouse, old-fashioned interior light fixture comprising a wooden pole with an oil-filled dish and a wick atop it
- 消灯 【ショウトウ】 putting out the lights, turning off the lights
- 探海灯 【タンカイトウ】 searchlight
Kun reading compounds
- 灯 【ひ】 light, lamp
- 灯明かり 【ひあかり】 lamplight, torchlight
- 灯火 【ともしび】 light, lamp, torch
- 灯す 【ともす】 to light (a candle, lamp, etc.), to turn on (a light)
- 明かり 【あかり】 light, illumination, glow, gleam, lamp, light
- 明かりを消す 【あかりをけす】 to turn the lights off
Readings
- Korean:
- deung
Spanish
- lámpara
- luz
- contador para luces
Portuguese
- lâmpada
- luz
- sufixo p/ contagem de luzes
French
- lampe
- lumière
- compteur de lampes
| 583 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 556 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1290 | A New Dictionary of Kanji Usage |
| 2745 | Classic Nelson (Andrew Nelson) |
| 537 | Essential Kanji (P.G. O’Neill) |
| 711 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1333 | Kanji and Kana (Spahn and Hadamitzky) |
| 1416 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 871 | Kanji in Context (Nishiguchi and Kono) |
| 1262 | Kodansha Compact Kanji Guide |
| 1019 | Kodansha Kanji Dictionary (Jack Halpern) |
| 552 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 730 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 167 | Les Kanjis dans la tete (Yves Maniette) |
| 18855 | Morohashi |
| 825 | New Japanese English Character Dictionary (Jack Halpern) |
| 3395 | New Nelson (John Haig) |
| 165 | Remembering The Kanji (James Heisig) |
| 177 | Remembering The Kanji, 6th edition (James Heisig) |
| 471 | Tuttle Kanji Cards (Alexander Kask) |
| 1153 | 2001 Kanji |
| 4d2.1 | The Kanji Dictionary |
| 1-4-2 | SKIP code |
| 1-1-5 | SKIP code |
| 9182.0 | Four corner code |
| 1-37-84 | JIS X 0208-1997 kuten code |
| 706f | Unicode hex code |