| 3 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 3 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 23 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 10 | A New Dictionary of Kanji Usage |
| 8 | Classic Nelson (Andrew Nelson) |
| 3 | Essential Kanji (P.G. O’Neill) |
| 4 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 22 | Japanese Names (P.G. O’Neill) |
| 1.A | Japanese for Busy People |
| 4 | Kanji and Kana (Spahn and Hadamitzky) |
| 4 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 3 | Kanji in Context (Nishiguchi and Kono) |
| 5 | Kodansha Compact Kanji Guide |
| 2423 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1225 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1689 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 3 | Les Kanjis dans la tete (Yves Maniette) |
| 12 | Morohashi |
| 1924 | New Japanese English Character Dictionary (Jack Halpern) |
| 8 | New Nelson (John Haig) |
| 3 | Remembering The Kanji (James Heisig) |
| 3 | Remembering The Kanji, 6th edition (James Heisig) |
| 21 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 10 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 1
JLPT level N5
14 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 三 【サン】 three, 3
- 三 【サン】 three
- 十三 【ジュウサン】 thirteen, 13, king
- 七三 【シチサン】 7 or 3 ratio, hair parted on one side
- 四三 【シソウ】 one four-of-a-kind and one three-of-a-kind in a dealt hand, three and a four (in dice games)
Kun reading compounds
- 三 【さん】 three, 3
- 三十日 【みそか】 last day of the month
- 三つ 【みっつ】 three, three years of age
- 三つ折り 【みつおり】 threefold, folded in three
- 三つ 【みっつ】 three, three years of age
- ３つの密 【みっつのみつ】 three Cs, three conditions that facilitate the transmission of infectious diseases (closed spaces, crowds, and close contact)
Readings
- Japanese names:
- か、 さ、 さい、 さえ、 さぶ、 ざ、 ざえ、 ざぶ、 そう、 ぞ、 ただ、 みつ、 みん、 も、 や
- Korean:
- sam
Spanish
- tres
- 3
Portuguese
- três
French
- trois
| 3072 | 2001 Kanji |
| 0a3.1 | The Kanji Dictionary |
| 2-1-2 | SKIP code |
| 1010.1 | Four corner code |
| 1-27-16 | JIS X 0208-1997 kuten code |
| 4e09 | Unicode hex code |
Jōyō kanji, taught in grade 2
JLPT level N2
382 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 線 【セン】 line, stripe, stria, line (e.g. telephone line), wire, ray (e.g. X-ray), beam, line (e.g. of a railroad), track, route, lane, outline, contours, form, level, division, line (of action), position, approach, policy, principle, impression one leaves, air one gives off
- 繊維 【センイ】 fibre, fiber, textile
- 横線 【オウセン】 horizontal line
- 赤外線 【セキガイセン】 infrared rays, infrared radiation
Readings
- Korean:
- seon
Spanish
- línea
- cable
- frontera
- raíl
- carril
Portuguese
- linha
- trilha
French
- ligne
- voie
| 447 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 176 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 329 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 247 | A New Dictionary of Kanji Usage |
| 3580 | Classic Nelson (Andrew Nelson) |
| 389 | Essential Kanji (P.G. O’Neill) |
| 826 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2.20 | Japanese for Busy People |
| 299 | Kanji and Kana (Spahn and Hadamitzky) |
| 299 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 841 | Kanji in Context (Nishiguchi and Kono) |
| 1551 | Kodansha Compact Kanji Guide |
| 1760 | Kodansha Kanji Dictionary (Jack Halpern) |
| 944 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1273 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1351 | Les Kanjis dans la tete (Yves Maniette) |
| 27641 | Morohashi |
| 1392 | New Japanese English Character Dictionary (Jack Halpern) |
| 4548 | New Nelson (John Haig) |
| 1339 | Remembering The Kanji (James Heisig) |
| 1438 | Remembering The Kanji, 6th edition (James Heisig) |
| 236 | Tuttle Kanji Cards (Alexander Kask) |
| 2742 | 2001 Kanji |
| 6a9.7 | The Kanji Dictionary |
| 1-6-9 | SKIP code |
| 2693.2 | Four corner code |
| 1-32-94 | JIS X 0208-1997 kuten code |
| 7dda | Unicode hex code |