| 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 ocean
- 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 junior high
JLPT level N2
953 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 跡 【セキ】 trace
- 史跡 【シセキ】 historic landmark, historic site, historic remains
- 軌跡 【キセキ】 tire track, traces of a person or thing, path one has taken, locus
Kun reading compounds
- 跡 【あと】 trace, tracks, mark, sign, site, remains, ruins, scar
- 後始末 【あとしまつ】 settlement (of a matter), sorting out, winding up (affairs), dealing with the aftermath, cleaning up afterwards, tidying up (when finished)
- 焼け跡 【やけあと】 ruins of a fire, fire-devastated area
- 後々 【あとあと】 future, distant future
Readings
- Korean:
- jeog
Spanish
- marca
- huella
- señal
- ruinas
Portuguese
- trilhas
- marca
- impressão
French
- traces
- marques
- vestiges
- empreinte
| 1485 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 931 | A New Dictionary of Kanji Usage |
| 4560 | Classic Nelson (Andrew Nelson) |
| 1502 | Essential Kanji (P.G. O’Neill) |
| 1792 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1926 | Japanese Names (P.G. O’Neill) |
| 1569 | Kanji and Kana (Spahn and Hadamitzky) |
| 1673 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1587 | Kanji in Context (Nishiguchi and Kono) |
| 1761 | Kodansha Compact Kanji Guide |
| 1937 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1032 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1395 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1762 | Les Kanjis dans la tete (Yves Maniette) |
| 37493 | Morohashi |
| 1534 | New Japanese English Character Dictionary (Jack Halpern) |
| 5875 | New Nelson (John Haig) |
| 1746 | Remembering The Kanji (James Heisig) |
| 1883 | Remembering The Kanji, 6th edition (James Heisig) |
| 1671 | Tuttle Kanji Cards (Alexander Kask) |
| 3741 | 2001 Kanji |
| 7d6.7 | The Kanji Dictionary |
| 1-7-6 | SKIP code |
| 6013.0 | Four corner code |
| 1-32-55 | JIS X 0208-1997 kuten code |
| 8de1 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N2
1344 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 湖 【コ】 lake (in place names)
- 湖沼 【コショウ】 lake, marsh, wetland, inland waters
- 汽水湖 【キスイコ】 brackish lake
- 塩水湖 【エンスイコ】 saltwater or saline lake
Kun reading compounds
- 湖 【みずうみ】 lake
- 白鳥の湖 【はくちょうのみずうみ】 Swan Lake (ballet)
- 白鳥の湖 【はくちょうのみずうみ】 Swan Lake (ballet)
Readings
- Japanese names:
- うみ、 み
- Korean:
- ho
Spanish
- lago
Portuguese
- lago
French
- lac
| 394 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 293 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 276 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1086 | A New Dictionary of Kanji Usage |
| 2628 | Classic Nelson (Andrew Nelson) |
| 573 | Essential Kanji (P.G. O’Neill) |
| 699 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1584 | Japanese Names (P.G. O’Neill) |
| 467 | Kanji and Kana (Spahn and Hadamitzky) |
| 475 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 453 | Kanji in Context (Nishiguchi and Kono) |
| 1220 | Kodansha Compact Kanji Guide |
| 736 | Kodansha Kanji Dictionary (Jack Halpern) |
| 439 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 551 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 150 | Les Kanjis dans la tete (Yves Maniette) |
| 17836 | Morohashi |
| 604 | New Japanese English Character Dictionary (Jack Halpern) |
| 3240 | New Nelson (John Haig) |
| 148 | Remembering The Kanji (James Heisig) |
| 159 | Remembering The Kanji, 6th edition (James Heisig) |
| 396 | Tuttle Kanji Cards (Alexander Kask) |
| 346 | 2001 Kanji |
| 3a9.8 | The Kanji Dictionary |
| 1-3-9 | SKIP code |
| 3712.0 | Four corner code |
| 1-24-48 | JIS X 0208-1997 kuten code |
| 6e56 | Unicode hex code |