| 55 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 94 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 88 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 158 | A New Dictionary of Kanji Usage |
| 2553 | Classic Nelson (Andrew Nelson) |
| 99 | Essential Kanji (P.G. O’Neill) |
| 211 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1071 | Japanese Names (P.G. O’Neill) |
| 3.14 | Japanese for Busy People |
| 117 | Kanji and Kana (Spahn and Hadamitzky) |
| 117 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 454 | Kanji in Context (Nishiguchi and Kono) |
| 1184 | Kodansha Compact Kanji Guide |
| 459 | Kodansha Kanji Dictionary (Jack Halpern) |
| 284 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 344 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 471 | Les Kanjis dans la tete (Yves Maniette) |
| 17450 | Morohashi |
| 384 | New Japanese English Character Dictionary (Jack Halpern) |
| 3133 | New Nelson (John Haig) |
| 461 | Remembering The Kanji (James Heisig) |
| 500 | Remembering The Kanji, 6th edition (James Heisig) |
| 206 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 171 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 2
JLPT level N4
200 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 海運 【カイウン】 maritime transport, shipping
- 海域 【カイイキ】 area of sea, waters
- 公海 【コウカイ】 high seas, international waters
- 内海 【ナイカイ】 inland sea, inlet, gulf, bay, lake
Kun reading compounds
- 海 【うみ】 sea, ocean, waters
- 海辺 【うみべ】 beach, seashore, seaside, coast
- 内海 【ないかい】 inland sea, inlet, gulf, bay, lake
- 血の海 【ちのうみ】 sea of blood, pool of blood
Readings
- Japanese names:
- あ、 あま、 うな、 うん、 え、 か、 た、 ひろ、 ひろし、 ぶ、 まち、 まま、 み、 め、 わたる
- Korean:
- hae
Spanish
- mar
- océano
- playa
Portuguese
- oceano
- mar
French
- mer
- océan
| 347 | 2001 Kanji |
| 3a6.20 | The Kanji Dictionary |
| 1-3-6 | SKIP code |
| 3815.7 | Four corner code |
| 1-19-04 | JIS X 0208-1997 kuten code |
| 6d77 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N2
1450 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 氷柱 【ツララ】 icicle, ice pillar (for cooling a room), ice
- 氷山 【ヒョウザン】 iceberg
- 海氷 【カイヒョウ】 sea ice
- 解氷 【カイヒョウ】 thawing (of rivers, lakes, etc.), thaw
Kun reading compounds
- 氷 【こおり】 ice, shaved ice (usually served with flavored simple syrup)
- 氷水 【こおりみず】 ice water, shaved ice (usually served with flavored simple syrup)
- 人造氷 【じんぞうこおり】 artificial ice
- 雪氷 【せっぴょう】 snow and ice, snow ice, frozen snow
- 氷 【ひ】 ice, hail
- 氷柱 【つらら】 icicle, ice pillar (for cooling a room), ice
- 薄ら氷 【うすらひ】 thin ice
- 凍る 【こおる】 to freeze, to become frozen, to freeze over
Readings
- Japanese names:
- すい
- Korean:
- bing
Spanish
- hielo
- congelado
Portuguese
- estalactite
- gelo
- granizo
- geada
- congela
French
- glace
- glaçon
- grêle
- geler
- congeler
| 498 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 401 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 378 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1222 | A New Dictionary of Kanji Usage |
| 131 | Classic Nelson (Andrew Nelson) |
| 820 | Essential Kanji (P.G. O’Neill) |
| 662 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 140 | Japanese Names (P.G. O’Neill) |
| 1206 | Kanji and Kana (Spahn and Hadamitzky) |
| 1269 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1095 | Kanji in Context (Nishiguchi and Kono) |
| 1153 | Kodansha Compact Kanji Guide |
| 43 | Kodansha Kanji Dictionary (Jack Halpern) |
| 24 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 25 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 133 | Les Kanjis dans la tete (Yves Maniette) |
| 17087 | Morohashi |
| 39 | New Japanese English Character Dictionary (Jack Halpern) |
| 3032 | New Nelson (John Haig) |
| 131 | Remembering The Kanji (James Heisig) |
| 138 | Remembering The Kanji, 6th edition (James Heisig) |
| 259 | Tuttle Kanji Cards (Alexander Kask) |
| 1142 | 2001 Kanji |
| 3a1.2 | The Kanji Dictionary |
| 1-2-3 | SKIP code |
| 4-5-3 | SKIP code |
| 3223.0 | Four corner code |
| 1-41-25 | JIS X 0208-1997 kuten code |
| 6c37 | Unicode hex code |