一 means 'one'

Animation / stroke order not available.
Stroke : 1    Radical number: 1    Frequency: 2   JLPT: N5    Usefulness: 1    Challenge set: 1    Grade: 1   Intermediate lesson: 1    Beginner lesson: 1   Begins 1465 words   Used in 2072 words   Used in 8019 names   Component in 2153 kanji (966 Jōyō)
Jōyō (常用)
   イチ   イツ
   ひと   ひと- one
Name    かず   い   いっ   いる   かつ   かづ   てん   はじめ   ひ   ひとつ   まこと
Find out when to spot this radical in a kanji (rarely) and when not to (the majority of the time). Also see when it actually means 'one' in an etymology, as it does for (1873: to give).
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In the most useful 10,000 words in Japanese, 一 is used 104 times, read 3 ways (with 1 variation). 5 words use a non-standard reading.
Across all words in Japanese, 一 is used 1991 times, read 3 ways (with 2 variations). 6 words use a non-standard reading.
イツ (read as いっ) : 872 words FIND ALL
adverbial noun (fukushitekimeishi), noun, 'no' adjective
1. together  (see also: 御一緒)
2. at the same time
(click the word to view an additional 1 meaning and 2 forms)
イチ : 711 words FIND ALL
numeric, prefix
1. one  (see also: ワン; 1 can also be read ワン. 壱, 弌 and 壹 are used in legal documents)
2. best
(click the word to view an additional 3 meanings and 5 forms)
イツ : 104 words FIND ALL
1. identical; same; one and the same; equal
2. fair; equal treatment; without discrimination
ひと : 296 words FIND ALL
single word; a few words; brief comment
(click the word to view an additional 2 readings and 2 forms)
ひと (read as ひとつ) : 2 words FIND ALL
1. one
2. for one thing  (often used in itemized lists)
(click the word to view an additional 3 meanings and 3 forms)
Part of a non-standard reading: 6 words. FIND ALL
1. one person  (esp. 一人)
2. alone; unmarried; solitary  (esp. 独り; this meaning is restricted to reading ひとり)
(click the word to view an additional 1 reading and 3 forms)
Henshall: 1 (originally: 1)  Joy o' Kanji : Key to Kanji: 24 

Cascading kanji view

イチ   イツ   ひと    ひと- one   
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Search results include information from a variety of sources, including Kanshudo (kanji mnemonics, kanji readings, kanji components, vocab and name frequency data, grammar points), JMdict (vocabulary), Tatoeba (examples), Enamdict (names), KanjiVG (kanji animations and stroke order), and Joy o' Kanji (kanji and radical synopses). Translations provided by Google's Neural Machine Translation engine. For more information see credits.
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