| 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 |