| 934 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 921 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 893 | A New Dictionary of Kanji Usage |
| 1402 | Classic Nelson (Andrew Nelson) |
| 1183 | Essential Kanji (P.G. O’Neill) |
| 486 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1367 | Kanji and Kana (Spahn and Hadamitzky) |
| 1454 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1725 | Kanji in Context (Nishiguchi and Kono) |
| 533 | Kodansha Compact Kanji Guide |
| 3920 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2021 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2728 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1074 | Les Kanjis dans la tete (Yves Maniette) |
| 7798X | Morohashi |
| 3161 | New Japanese English Character Dictionary (Jack Halpern) |
| 1432 | New Nelson (John Haig) |
| 1065 | Remembering The Kanji (James Heisig) |
| 1146 | Remembering The Kanji, 6th edition (James Heisig) |
| 977 | Tuttle Kanji Cards (Alexander Kask) |
stratum, social class, layer, story, floor
- On:
- ソウ
Jōyō kanji, taught in grade 6
JLPT level N2
801 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 層 【ソウ】 layer, stratum, seam, bed, class, stratum, bracket, group, sheaf, counter for stories (of a building)
- 層群 【ソウグン】 (geol) group
- 重層 【ジュウソウ】 multistoried, multilayered
- 高層 【コウソウ】 high-rise (building), multistory, multistoried, tall, high (altitude), upper (atmosphere, air current, etc.)
Readings
- Korean:
- cheung
Spanish
- estrato
- nivel
Portuguese
- estrato
- classe social
- camada
- estória
- andar
French
- strate
- classe sociale
- couche
- étage
| 3778 | 2001 Kanji |
| 3r11.2 | The Kanji Dictionary |
| 3-3-11 | SKIP code |
| 7726.6 | Four corner code |
| 1-33-56 | JIS X 0208-1997 kuten code |
| 5c64 | Unicode hex code |
double, twice, times, fold
- On:
- バイ
Jōyō kanji, taught in grade 3
JLPT level N2
714 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 倍 【バイ】 double, twice (as much), times (as much), -fold, 1-nth, 1 to n, 1 in n
- 倍増 【バイゾウ】 doubling, double
- 逓倍 【テイバイ】 multiplication (e.g. of frequencies)
- 倍々 【バイバイ】 doubling (repeatedly), multiplying
Readings
- Japanese names:
- べ、 ます
- Korean:
- bae, pae
Spanish
- doble
- veces
Portuguese
- Duplicar
- duas vezes
- tempos
- dobra
French
- double
- deux fois
- fois
- plier (en 2)
| 694 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 389 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 563 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 809 | A New Dictionary of Kanji Usage |
| 483 | Classic Nelson (Andrew Nelson) |
| 866 | Essential Kanji (P.G. O’Neill) |
| 323 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1025 | Japanese Names (P.G. O’Neill) |
| 87 | Kanji and Kana (Spahn and Hadamitzky) |
| 87 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 158 | Kanji in Context (Nishiguchi and Kono) |
| 111 | Kodansha Compact Kanji Guide |
| 122 | Kodansha Kanji Dictionary (Jack Halpern) |
| 80 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 90 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1001 | Les Kanjis dans la tete (Yves Maniette) |
| 760 | Morohashi |
| 108 | New Japanese English Character Dictionary (Jack Halpern) |
| 252 | New Nelson (John Haig) |
| 992 | Remembering The Kanji (James Heisig) |
| 1067 | Remembering The Kanji, 6th edition (James Heisig) |
| 364 | Tuttle Kanji Cards (Alexander Kask) |
| 2177 | 2001 Kanji |
| 2a8.14 | The Kanji Dictionary |
| 1-2-8 | SKIP code |
| 2026.1 | Four corner code |
| 1-39-60 | JIS X 0208-1997 kuten code |
| 500d | Unicode hex code |