| 1115 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 991 | A New Dictionary of Kanji Usage |
| 2970 | Classic Nelson (Andrew Nelson) |
| 1568 | Essential Kanji (P.G. O’Neill) |
| 737 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2620 | Japanese Names (P.G. O’Neill) |
| 865 | Kanji and Kana (Spahn and Hadamitzky) |
| 884 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1035 | Kanji in Context (Nishiguchi and Kono) |
| 1323 | Kodansha Compact Kanji Guide |
| 1395 | Kodansha Kanji Dictionary (Jack Halpern) |
| 747 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1011 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 844 | Les Kanjis dans la tete (Yves Maniette) |
| 21287 | Morohashi |
| 1090 | New Japanese English Character Dictionary (Jack Halpern) |
| 3680 | New Nelson (John Haig) |
| 836 | Remembering The Kanji (James Heisig) |
| 899 | Remembering The Kanji, 6th edition (James Heisig) |
| 1875 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
409 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 環 【カン】 ring, band, rim, ring, circum-
- 環境 【カンキョウ】 environment, surroundings, circumstances
- 円環 【エンカン】 circle, ring, torus
- 外環 【ガイカン】 outer ring, outer loop
Kun reading compounds
- 輪 【わ】 ring, circle, loop, hoop, wheel, circle (e.g. of friends), planetary ring
- 浮き輪 【うきわ】 swim ring, swimming ring, life buoy, life belt, life preserver, lifesaver
- 腕輪 【うでわ】 bracelet, bangle
Readings
- Japanese names:
- たま、 たまき
- Korean:
- hwan
Spanish
- círculo
- anillo
- eslabón
- giro
Portuguese
- argola
- círculo
- elo
- roda
French
- anneau
- cercle
- roue
- maillon
| 3165 | 2001 Kanji |
| 4f13.1 | The Kanji Dictionary |
| 1-4-13 | SKIP code |
| 1613.2 | Four corner code |
| 1-20-36 | JIS X 0208-1997 kuten code |
| 74b0 | Unicode hex code |
reef, sunken rock
- On:
- ショウ
Jōyō kanji, taught in junior high
JLPT level N1
1977 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 礁 【ショウ】 reef
- 礁湖 【ショウコ】 barrier lagoon, coral-reef lagoon
- 環礁 【カンショウ】 atoll, circular coral reef
- 座礁 【ザショウ】 running aground, being stranded, grounding, beaching
Readings
- Korean:
- cho
Spanish
- arrecife
- roca hundida
- escollo
Portuguese
- recife
- rocha submersa
French
- récif
- écueil
| 1413 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1792 | A New Dictionary of Kanji Usage |
| 3220 | Classic Nelson (Andrew Nelson) |
| 1706 | Essential Kanji (P.G. O’Neill) |
| 1575 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1768 | Kanji and Kana (Spahn and Hadamitzky) |
| 1900 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1553 | Kanji in Context (Nishiguchi and Kono) |
| 1411 | Kodansha Compact Kanji Guide |
| 1588 | Kodansha Kanji Dictionary (Jack Halpern) |
| 840 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1148 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 565 | Les Kanjis dans la tete (Yves Maniette) |
| 24502 | Morohashi |
| 1243 | New Japanese English Character Dictionary (Jack Halpern) |
| 4048 | New Nelson (John Haig) |
| 558 | Remembering The Kanji (James Heisig) |
| 600 | Remembering The Kanji, 6th edition (James Heisig) |
| 1878 | Tuttle Kanji Cards (Alexander Kask) |
| 3340 | 2001 Kanji |
| 5a12.2 | The Kanji Dictionary |
| 1-5-12 | SKIP code |
| 1063.1 | Four corner code |
| 1-30-44 | JIS X 0208-1997 kuten code |
| 7901 | Unicode hex code |