An O mark, also known as Marujirushi (丸印) in Japan and Gongpyo (공표, 空標) in Korea, is the name of the symbol "◯" used to represent affirmation in East Asia, similar to its Western equivalent of the checkmark. Its opposite is the X mark ("✗") or ("×").
Unicode provides various related symbols, including:
|Symbol||Unicode Codepoint (Hex)||Name|
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