| 178 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 102 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 249 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 744 | A New Dictionary of Kanji Usage |
| 1414 | Classic Nelson (Andrew Nelson) |
| 821 | Essential Kanji (P.G. O’Neill) |
| 487 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 942 | Japanese Names (P.G. O’Neill) |
| 1345 | Kanji and Kana (Spahn and Hadamitzky) |
| 1428 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 457 | Kanji in Context (Nishiguchi and Kono) |
| 538 | Kodansha Compact Kanji Guide |
| 2778 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1423 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1921 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 777 | Les Kanjis dans la tete (Yves Maniette) |
| 7985 | Morohashi |
| 2235 | New Japanese English Character Dictionary (Jack Halpern) |
| 1461 | New Nelson (John Haig) |
| 770 | Remembering The Kanji (James Heisig) |
| 832 | Remembering The Kanji, 6th edition (James Heisig) |
| 156 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 2
JLPT level N2
787 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 岩盤 【ガンバン】 bedrock
- 岩石 【ガンセキ】 rock
- 砂岩 【サガン】 sandstone
- 石灰岩 【セッカイガン】 limestone
Kun reading compounds
- 岩 【いわ】 rock, boulder, crag
- 岩間 【いわま】 among rocks
- 一枚岩 【いちまいいわ】 monolith, large slab of rock, unity (of a group, organization, etc.), unanimity, solidarity
- 浮岩 【うきいわ】 rock partially submerged in water, rock partially emerging from the water, pumice stone
Readings
- Korean:
- am
Spanish
- roca
Portuguese
- rochedo
- rocha
- penhedo
French
- rocher
- roc
- falaise
| 1277 | 2001 Kanji |
| 3o5.10 | The Kanji Dictionary |
| 2-3-5 | SKIP code |
| 2260.1 | Four corner code |
| 1-20-68 | JIS X 0208-1997 kuten code |
| 5ca9 | Unicode hex code |
Jōyō kanji, taught in grade 2
JLPT level N2
508 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 谷底平野 【コクテイヘイヤ】 valley plain
- 渓谷 【ケイコク】 valley (with a river running through it), gorge, ravine, canyon
- 盤谷 【バンコク】 Bangkok (Thailand)
Kun reading compounds
- 谷 【たに】 valley
- 谷間 【たにま】 valley, ravine, gorge, chasm, cleavage (of breasts), part or place that has been left behind, blind spot, bottom (of society), (economic) trough, gap (in activity, one's work, etc.), lull, opening
- 死の谷 【しのたに】 valley of death (barrier between product development and commercialization stages)
- 気圧の谷 【きあつのたに】 low pressure trough
- 極まる 【きわまる】 to reach an extreme, to reach a limit, to terminate, to come to an end, extremely, to be stuck, to be in a dilemma, to be at a loss, to be decided, to be settled
Readings
- Japanese names:
- がい、 がえ、 がや、 せ、 たり、 たん、 や
- Korean:
- gog, yog
Spanish
- valle
Portuguese
- vale
French
- vallée
| 78 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 135 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 122 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 249 | A New Dictionary of Kanji Usage |
| 4458 | Classic Nelson (Andrew Nelson) |
| 528 | Essential Kanji (P.G. O’Neill) |
| 914 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 449 | Japanese Names (P.G. O’Neill) |
| 653 | Kanji and Kana (Spahn and Hadamitzky) |
| 664 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 458 | Kanji in Context (Nishiguchi and Kono) |
| 1714 | Kodansha Compact Kanji Guide |
| 2536 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1290 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1758 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 796 | Les Kanjis dans la tete (Yves Maniette) |
| 36182 | Morohashi |
| 2043 | New Japanese English Character Dictionary (Jack Halpern) |
| 5730 | New Nelson (John Haig) |
| 788 | Remembering The Kanji (James Heisig) |
| 851 | Remembering The Kanji, 6th edition (James Heisig) |
| 143 | Tuttle Kanji Cards (Alexander Kask) |
| 2077 | 2001 Kanji |
| 2o5.3 | The Kanji Dictionary |
| 2-2-5 | SKIP code |
| 8060.8 | Four corner code |
| 1-35-11 | JIS X 0208-1997 kuten code |
| 8c37 | Unicode hex code |
penetrate, clear, pierce, strike home, sit up (all night)
- On:
- テツ
Jōyō kanji, taught in junior high
JLPT level N1
968 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 徹夜 【テツヤ】 staying up all night
- 徹カラ 【テツカラ】 all-night karaoke
- 冷徹 【レイテツ】 cool-headed, level-headed, hard-headed
- 透徹 【トウテツ】 transparency, clarity, coherence
Readings
- Japanese names:
- あき、 つ、 てっ、 とおる
- Korean:
- cheol
Spanish
- penetrar
- atravesar
- estar en vela
Portuguese
- penetrar
- limpar
- furar
- ficar acordado ( noite toda)
French
- pénétrer
- clair (limpide)
- percer
- toucher (cible)
- toute la nuit (sans dormir)
| 1629 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1017 | A New Dictionary of Kanji Usage |
| 1637 | Classic Nelson (Andrew Nelson) |
| 1638 | Essential Kanji (P.G. O’Neill) |
| 1286 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2451 | Japanese Names (P.G. O’Neill) |
| 1422 | Kanji and Kana (Spahn and Hadamitzky) |
| 1511 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1147 | Kanji in Context (Nishiguchi and Kono) |
| 638 | Kodansha Compact Kanji Guide |
| 894 | Kodansha Kanji Dictionary (Jack Halpern) |
| 510 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 659 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 895 | Les Kanjis dans la tete (Yves Maniette) |
| 10245 | Morohashi |
| 726 | New Japanese English Character Dictionary (Jack Halpern) |
| 1771 | New Nelson (John Haig) |
| 886 | Remembering The Kanji (James Heisig) |
| 951 | Remembering The Kanji, 6th edition (James Heisig) |
| 1760 | Tuttle Kanji Cards (Alexander Kask) |
| 2066 | 2001 Kanji |
| 3i12.2 | The Kanji Dictionary |
| 1-3-12 | SKIP code |
| 2824.0 | Four corner code |
| 1-37-16 | JIS X 0208-1997 kuten code |
| 5fb9 | Unicode hex code |