| 1 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 1 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 1 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 4 | A New Dictionary of Kanji Usage |
| 1 | Classic Nelson (Andrew Nelson) |
| 1 | Essential Kanji (P.G. O’Neill) |
| 1 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 3 | Japanese Names (P.G. O’Neill) |
| 1.A | Japanese for Busy People |
| 2 | Kanji and Kana (Spahn and Hadamitzky) |
| 2 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1 | Kanji in Context (Nishiguchi and Kono) |
| 1 | Kodansha Compact Kanji Guide |
| 4148 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2105 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2850 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1 | Les Kanjis dans la tete (Yves Maniette) |
| 1 | Morohashi |
| 3341 | New Japanese English Character Dictionary (Jack Halpern) |
| 1 | New Nelson (John Haig) |
| 1 | Remembering The Kanji (James Heisig) |
| 1 | Remembering The Kanji, 6th edition (James Heisig) |
| 1 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 1 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 1
JLPT level N5
2 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 一 【イチ】 one, 1, best, first, foremost, beginning, start, a (single), one (of many), ace, bottom string (on a shamisen, etc.)
- 一位 【イチイ】 first place, first rank, units position (of a number)
- 十一 【ジュウイチ】 eleven, 11, jack
- １対１ 【イチタイイチ】 one-to-one, one-on-one
- 一 【イツ】 one, same (mind, path, etc.)
- 一に 【イツニ】 solely, entirely, only, or
- 均一 【キンイツ】 uniformity, equality
- 画一 【カクイツ】 uniformity, standardization, standardisation
Kun reading compounds
- 一つ 【ひとつ】 one, for one thing, only, (not) even, just (e.g. "just try it"), some kind of, one type of
- 一つ一つ 【ひとつひとつ】 one-by-one, separately, in detail
Readings
- Japanese names:
- かず、 い、 いっ、 いる、 かつ、 かづ、 てん、 はじめ、 ひ、 ひとつ、 まこと
- Korean:
- il
Spanish
- uno
- 1
Portuguese
- um
French
- un
- radical un (no. 1)
| 3072 | 2001 Kanji |
| 0a1.1 | The Kanji Dictionary |
| 4-1-4 | SKIP code |
| 1000.0 | Four corner code |
| 1-16-76 | JIS X 0208-1997 kuten code |
| 4e00 | Unicode hex code |
Jōyō kanji, taught in grade 1
JLPT level N5
9 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 二 【ニ】 two, 2
- 二院 【ニイン】 the two houses of legislature
- 一二 【イチニ】 the first and second, a few
- 十二 【ジュウニ】 twelve, 12, queen
- 次男 【ジナン】 second son
- 二黒 【ジコク】 second of nine traditional astrological signs (corresponding to Saturn and southwest)
- 不二 【フジ】 being two sides of the same coin, being the same (while appearing different), Very sincerely yours, peerless, unparalleled, unparallelled
- 唯一不二 【ユイイツフジ】 one and only, unique
Kun reading compounds
- 二 【に】 two, 2
- 二重 【にじゅう】 double, two-fold, two layers, duplex, diplo-, dipl-, double-edged eyelid, double eyelid, creased eyelid
- 二つ 【ふたつ】 two
- 二つ目 【ふたつめ】 one after next, second
- 再び 【ふたたび】 again, once more, a second time
Readings
- Japanese names:
- おと、 つぐ、 つぎ、 にい、 は、 ふ、 ふたつ、 ふだ、 わ
- Korean:
- i
Spanish
- dos
- 2
Portuguese
- dois
French
- deux
- radical deux (no. 2)
| 2 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 2 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 61 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 6 | A New Dictionary of Kanji Usage |
| 273 | Classic Nelson (Andrew Nelson) |
| 2 | Essential Kanji (P.G. O’Neill) |
| 9 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 4 | Japanese Names (P.G. O’Neill) |
| 1.A | Japanese for Busy People |
| 3 | Kanji and Kana (Spahn and Hadamitzky) |
| 3 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 2 | Kanji in Context (Nishiguchi and Kono) |
| 31 | Kodansha Compact Kanji Guide |
| 2421 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1224 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1688 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 2 | Les Kanjis dans la tete (Yves Maniette) |
| 247 | Morohashi |
| 1922 | New Japanese English Character Dictionary (Jack Halpern) |
| 72 | New Nelson (John Haig) |
| 2 | Remembering The Kanji (James Heisig) |
| 2 | Remembering The Kanji, 6th edition (James Heisig) |
| 11 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 2 | Tuttle Kanji Cards (Alexander Kask) |
| 3072 | 2001 Kanji |
| 0a2.1 | The Kanji Dictionary |
| 2-1-1 | SKIP code |
| 1010.0 | Four corner code |
| 1-38-83 | JIS X 0208-1997 kuten code |
| 4e8c | Unicode hex code |
Jōyō kanji, taught in grade 1
JLPT level N5
47 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 四 【シ】 four, 4
- ４月 【シガツ】 April, fourth month in the lunar calendar
- 十四 【ジュウシ】 fourteen, 14
- 炭素１４ 【タンソジュウシ】 carbon-14
Kun reading compounds
- 四 【し】 four, 4
- 四畳半 【よじょうはん】 four and a half tatami mats, four-and-a-half-mat room, small room esp. for assignations
- 四つ 【よっつ】 four, 4, four years of age, ten o'clock (in the old time system), burakumin, cross grips
- 四つ角 【よつかど】 four corners, crossroads, intersecting street, street corner
- 四つ 【よっつ】 four, 4, four years of age, ten o'clock (in the old time system), burakumin, cross grips
- 四つの自由 【よっつのじゆう】 the Four Freedoms (as defined by Franklin D. Roosevelt: freedom of speech, freedom of worship, freedom from want, freedom from fear)
- 四 【し】 four, 4
- ４０ 【よんじゅう】 forty, 40
- 十四 【じゅうし】 fourteen, 14
- 軽四 【けいよん】 four-wheeled light vehicle
Readings
- Japanese names:
- あ、 つ、 よつ
- Korean:
- sa
Spanish
- cuatro
- 4
Portuguese
- quatro
French
- quatre
| 4 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 4 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 26 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 18 | A New Dictionary of Kanji Usage |
| 1025 | Classic Nelson (Andrew Nelson) |
| 6 | Essential Kanji (P.G. O’Neill) |
| 35 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 188 | Japanese Names (P.G. O’Neill) |
| 1.A | Japanese for Busy People |
| 6 | Kanji and Kana (Spahn and Hadamitzky) |
| 6 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 4 | Kanji in Context (Nishiguchi and Kono) |
| 335 | Kodansha Compact Kanji Guide |
| 3778 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1928 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2620 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 4 | Les Kanjis dans la tete (Yves Maniette) |
| 4682 | Morohashi |
| 3044 | New Japanese English Character Dictionary (Jack Halpern) |
| 938 | New Nelson (John Haig) |
| 4 | Remembering The Kanji (James Heisig) |
| 4 | Remembering The Kanji, 6th edition (James Heisig) |
| 114 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 37 | Tuttle Kanji Cards (Alexander Kask) |
| 3675 | 2001 Kanji |
| 3s2.2 | The Kanji Dictionary |
| 3-3-2 | SKIP code |
| 4-5-1 | SKIP code |
| 6021.0 | Four corner code |
| 1-27-45 | JIS X 0208-1997 kuten code |
| 56db | Unicode hex code |