| 1341 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1916 | A New Dictionary of Kanji Usage |
| 4130 | Classic Nelson (Andrew Nelson) |
| 1716 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1387 | Japanese Names (P.G. O’Neill) |
| 1875 | Kanji and Kana (Spahn and Hadamitzky) |
| 2040 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1861 | Kanji in Context (Nishiguchi and Kono) |
| 1608 | Kodansha Compact Kanji Guide |
| 1701 | Kodansha Kanji Dictionary (Jack Halpern) |
| 907 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1230 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 525 | Les Kanjis dans la tete (Yves Maniette) |
| 32964 | Morohashi |
| 1343 | New Japanese English Character Dictionary (Jack Halpern) |
| 5303 | New Nelson (John Haig) |
| 519 | Remembering The Kanji (James Heisig) |
| 558 | Remembering The Kanji, 6th edition (James Heisig) |
| 1483 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
1721 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 蛇 【ヘビ】 snake, serpent, large snake
- 蛇口 【ジャグチ】 faucet, tap
- 王蛇 【オウジャ】 boa (snake)
- 長蛇 【チョウダ】 long snake, long line (of people, etc.)
- 蛇行 【ダコウ】 meandering, snaking, zigzagging
- 蛇蠍 【ダカツ】 serpent (snake) and scorpion, detestation
- 委蛇 【イイ】 winding, meandering
- 游蛇 【ユウダ】 water snake
- 委蛇 【イイ】 winding, meandering
Kun reading compounds
- 蛇 【へび】 snake, serpent, large snake
- 蛇穴に入る 【へびあなにいる】 snake hibernation
- 裸蛇 【はだかへび】 caecilian (any burrowing legless amphibian of the order Gymnophiona)
- 錦蛇 【にしきへび】 python, rock snake
Readings
- Japanese names:
- あぶ、 み
- Korean:
- sa, i
Spanish
- serpiente
Portuguese
- cobra
- serpente
- bebedor duro
French
- serpent
- gros buveur
| 1656 | 2001 Kanji |
| 6d5.7 | The Kanji Dictionary |
| 1-6-5 | SKIP code |
| 5311.2 | Four corner code |
| 1-28-56 | JIS X 0208-1997 kuten code |
| 86c7 | Unicode hex code |
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
| 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) |
| 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 |