| 48 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 50 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 4 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 2 | A New Dictionary of Kanji Usage |
| 617 | Classic Nelson (Andrew Nelson) |
| 159 | Essential Kanji (P.G. O’Neill) |
| 20 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 78 | Japanese Names (P.G. O’Neill) |
| 2.12 | Japanese for Busy People |
| 13 | Kanji and Kana (Spahn and Hadamitzky) |
| 13 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 14 | Kanji in Context (Nishiguchi and Kono) |
| 159 | Kodansha Compact Kanji Guide |
| 3673 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1875 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2555 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 185 | Les Kanjis dans la tete (Yves Maniette) |
| 1513 | Morohashi |
| 2955 | New Japanese English Character Dictionary (Jack Halpern) |
| 385 | New Nelson (John Haig) |
| 1811 | Remembering The Kanji (James Heisig) |
| 1952 | Remembering The Kanji, 6th edition (James Heisig) |
| 260 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 25 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 1
JLPT level N5
69 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 円 【エン】 yen (Japanese monetary unit), circle
- 円滑 【エンカツ】 smooth, undisturbed, uninterrupted, harmonious
- 楕円 【ダエン】 ellipse
- 同心円 【ドウシンエン】 concentric circles
Kun reading compounds
- 丸い 【まるい】 round, circular, spherical, curved, smooth, harmonious, calm, peaceful, amiable, amicable
- 丸 【まる】 circle, entirety, whole, full, complete, money, dough, moola, enclosure inside a castle's walls, soft-shelled turtle, suffix for ship names, suffix for names of people (esp. infants), suffix for names of swords, armour, musical instruments, etc., suffix for names of dogs, horses, etc.
- 丸い 【まるい】 round, circular, spherical, curved, smooth, harmonious, calm, peaceful, amiable, amicable
- 黒円 【くろまる】 black spot, black dot, bull's-eye, middle dot, interpunct
- 円居 【まどい】 sitting in a circle, pleasant gathering
- 円か 【まどか】 round, tranquil, contentedly at ease
- 円か 【まどか】 round, tranquil, contentedly at ease
- 円やか 【まろやか】 round, circular, spherical, mellow (flavour, voice, etc.), mild, smooth
Readings
- Japanese names:
- つぶら、 のぶ、 まどか、 みつ
- Korean:
- weon
Spanish
- circular
- redondo
- yen
Portuguese
- círculo
- iene
- redondo
French
- cercle
- yen
- rond
| 3645 | 2001 Kanji |
| 2r2.1 | The Kanji Dictionary |
| 3-2-2 | SKIP code |
| 7722.0 | Four corner code |
| 1-17-63 | JIS X 0208-1997 kuten code |
| 5186 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N2
1631 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 筒状 【ツツジョウ】 cylindrical, tubular
- 筒状花 【トウジョウカ】 tubular flower, disk floret
- 円筒 【エントウ】 cylinder
- 気筒 【キトウ】 cylinder
Kun reading compounds
- 筒 【つつ】 pipe, tube, cylinder, gun barrel, gun, cannon, well lining, well curb
- 筒井 【つつい】 round well
- 銃の筒 【じゅうのつつ】 barrel of a gun
- 紙筒 【かみづつ】 paper tube, cardboard tube
Readings
- Korean:
- tong
Spanish
- cilindro
- tubo
Portuguese
- cilindro
- tubo
- cano
- cano de arma
- manga
French
- cylindre
- tuyau
- tube
- canon (fusil)
- manche
| 1655 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1567 | A New Dictionary of Kanji Usage |
| 3392 | Classic Nelson (Andrew Nelson) |
| 1125 | Essential Kanji (P.G. O’Neill) |
| 796 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1818 | Japanese Names (P.G. O’Neill) |
| 1472 | Kanji and Kana (Spahn and Hadamitzky) |
| 1569 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 373 | Kanji in Context (Nishiguchi and Kono) |
| 1480 | Kodansha Compact Kanji Guide |
| 3323 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1721 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2341 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 953 | Les Kanjis dans la tete (Yves Maniette) |
| 26004 | Morohashi |
| 2680 | New Japanese English Character Dictionary (Jack Halpern) |
| 4283 | New Nelson (John Haig) |
| 944 | Remembering The Kanji (James Heisig) |
| 1015 | Remembering The Kanji, 6th edition (James Heisig) |
| 1574 | Tuttle Kanji Cards (Alexander Kask) |
| 2349 | 2001 Kanji |
| 6f6.15 | The Kanji Dictionary |
| 2-6-6 | SKIP code |
| 3-8-4 | SKIP code |
| 8822.7 | Four corner code |
| 1-37-91 | JIS X 0208-1997 kuten code |
| 7b52 | Unicode hex code |