赤 means 'red'

Animation / stroke order not available.
Strokes : 7    Radical number: 155    Frequency: 482   JLPT: N4    Usefulness: 2    Study set: 2-8    Grade: 1   Intermediate lesson: 13    Beginner lesson: -   Begins 320 words   Used in 403 words   Used in 1576 names   Component in 25 kanji (7 Jōyō)
Jōyō (常用)
   セキ   シャク
   あか   あか red   あからむ to turn red   あからめる to blush
Kun    あか-
Name    あ   あこ   あま
Discover the surprising figurative sense of a term for "bright red." Also find out what's really going on inside 赤 and (pardon) etymologically.
⿱   ground; earth  ⿻   small  丿 () whereupon  
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 again; also  
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In the most useful 10,000 words in Japanese, 赤 is used 15 times, read 3 ways. 1 word uses a non-standard reading.
Across all words in Japanese, 赤 is used 318 times, read 3 ways (with 2 variations). 1 word uses a non-standard reading.
セキ : 81 words FIND ALL
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セキ (read as せっ) : 14 words FIND ALL
red blood cell; erythrocyte
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シャク : 2 words FIND ALL
hakudo (gold-copper alloy, usu. with a blue patina)
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あか : 219 words FIND ALL
1 0
baby; infant
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じゃっ: 1 word. FIND ALL
unlucky for all activities, with only the period around noon being auspicious  (see also: 六曜)
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Part of a non-standard reading: 1 word. FIND ALL
1. bright red; deep red; flushed (of face)
2. downright (e.g. lie); complete; utter
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An additional 36 less common words include 赤 but the reading has not yet been categorized.
Henshall: 51 (originally: 46)  Joy o' Kanji : 46  Key to Kanji: 618 

Cascading kanji view

セキ   シャク   あか    あか red   あからむ to turn red   あからめる to blush   
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