| 44 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 72 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 45 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 276 | A New Dictionary of Kanji Usage |
| 3176 | Classic Nelson (Andrew Nelson) |
| 102 | Essential Kanji (P.G. O’Neill) |
| 763 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 172 | Japanese Names (P.G. O’Neill) |
| 78 | Kanji and Kana (Spahn and Hadamitzky) |
| 78 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 102 | Kanji in Context (Nishiguchi and Kono) |
| 1397 | Kodansha Compact Kanji Guide |
| 3689 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1884 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2564 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 114 | Les Kanjis dans la tete (Yves Maniette) |
| 24024 | Morohashi |
| 2971 | New Japanese English Character Dictionary (Jack Halpern) |
| 3985 | New Nelson (John Haig) |
| 113 | Remembering The Kanji (James Heisig) |
| 118 | Remembering The Kanji, 6th edition (James Heisig) |
| 347 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 44 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 1
JLPT level N3
342 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 石 【セキ】 counter for jewels in a watch, counter for transistors, diodes, etc. in an electronic product
- 石材 【セキザイ】 (building) stone
- 一石 【イッセキ】 one game (of go)
- 投石 【トウセキ】 stone throwing
- 石神 【シャクジン】 stone which is worshipped, image of a god in stone
- 石南花 【シャクナゲ】 rhododendron
- 電磁石 【デンジシャク】 electromagnet
- 界磁石 【カイジシャク】 field magnet
- 石 【コク】 koku, traditional unit of volume, approx. 180.4 litres, measure of a Japanese-style boat's loading capacity (approx. 278.26 liters)
- 石高 【コクダカ】 (crop) yield, stipend (orig. assessed on the basis of a crop), salary
- 一石 【イッコク】 one koku (measure)
Kun reading compounds
- 石 【いし】 stone, jewel, precious stone, flint (in a lighter), stone, stone (in the bladder, kidney etc.), calculus
- 石垣 【いしがき】 stone wall
- 墓石 【ぼせき】 tombstone, gravestone
- 敷石 【しきいし】 paving stone, pavement
Readings
- Japanese names:
- いさ、 いす、 いわ、 し、 せっく、 と
- Korean:
- seog
Spanish
- piedra
Portuguese
- pedra
French
- pierre
| 3377 | 2001 Kanji |
| 5a0.1 | The Kanji Dictionary |
| 3-2-3 | SKIP code |
| 1026.0 | Four corner code |
| 1060.0 | Four corner code |
| 1-32-48 | JIS X 0208-1997 kuten code |
| 77f3 | Unicode hex code |
Jōyō kanji, taught in grade 6
JLPT level N2
1717 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 灰色 【ハイイロ】 grey, gray, ashen
- 灰色植物門 【カイショクショクブツモン】 Glaucophyta (phylum of freshwater microscopic algae)
- 石灰 【セッカイ】 lime, quicklime, caustic lime
- 生石灰 【セイセッカイ】 quick lime
Kun reading compounds
- 灰 【はい】 ash, ashes
- 灰色 【はいいろ】 grey, gray, ashen
- 死の灰 【しのはい】 lethal radioactive fallout, atomic dust
- 降灰 【こうかい】 fall of (volcanic) ash, falling ash
Readings
- Korean:
- hoe
Spanish
- ceniza
- cremar
Portuguese
- cinzas
- suco adstringente
- cremar
French
- cendre
- lessive
- incinéré
| 834 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 818 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1788 | A New Dictionary of Kanji Usage |
| 820 | Classic Nelson (Andrew Nelson) |
| 1325 | Essential Kanji (P.G. O’Neill) |
| 712 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 302 | Japanese Names (P.G. O’Neill) |
| 1343 | Kanji and Kana (Spahn and Hadamitzky) |
| 1426 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 874 | Kanji in Context (Nishiguchi and Kono) |
| 1261 | Kodansha Compact Kanji Guide |
| 3699 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1892 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2573 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 170 | Les Kanjis dans la tete (Yves Maniette) |
| 18859 | Morohashi |
| 2979 | New Japanese English Character Dictionary (Jack Halpern) |
| 3396 | New Nelson (John Haig) |
| 168 | Remembering The Kanji (James Heisig) |
| 180 | Remembering The Kanji, 6th edition (James Heisig) |
| 840 | Tuttle Kanji Cards (Alexander Kask) |
| 3362 | 2001 Kanji |
| 2p4.1 | The Kanji Dictionary |
| 3-2-4 | SKIP code |
| 7128.9 | Four corner code |
| 1-19-05 | JIS X 0208-1997 kuten code |
| 7070 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N1
1618 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 洞 【ドウ】 sinus, cavity, antrum, neighborhood (administrative division in North Korea)
- 洞察 【ドウサツ】 discernment, insight
- 空洞 【クウドウ】 cavity, hollow, cave, cavern, hollow
- 風洞 【フウドウ】 wind tunnel
Kun reading compounds
- 洞 【ほら】 hollow, cavity, hole, cave
- 洞穴 【ほらあな】 cave, cavern, den, grotto
Readings
- Japanese names:
- とう
- Korean:
- dong, tong
Spanish
- cavidad
- hueco
- excavación
- prever
Portuguese
- gruta
- caverna
- escavação
French
- antre
- grotte
- excavation
| 1661 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1756 | A New Dictionary of Kanji Usage |
| 2546 | Classic Nelson (Andrew Nelson) |
| 1468 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 821 | Japanese Names (P.G. O’Neill) |
| 1301 | Kanji and Kana (Spahn and Hadamitzky) |
| 1380 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1844 | Kanji in Context (Nishiguchi and Kono) |
| 1191 | Kodansha Compact Kanji Guide |
| 455 | Kodansha Kanji Dictionary (Jack Halpern) |
| 280 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 340 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 183 | Les Kanjis dans la tete (Yves Maniette) |
| 17386 | Morohashi |
| 380 | New Japanese English Character Dictionary (Jack Halpern) |
| 3125 | New Nelson (John Haig) |
| 181 | Remembering The Kanji (James Heisig) |
| 193 | Remembering The Kanji, 6th edition (James Heisig) |
| 1276 | Tuttle Kanji Cards (Alexander Kask) |
| 349 | 2001 Kanji |
| 3a6.25 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 3712.0 | Four corner code |
| 1-38-22 | JIS X 0208-1997 kuten code |
| 6d1e | Unicode hex code |