🈲 represents japanese “prohibited” button, typically shown as a red rounded square with a bold white kanji character in the center. Designs vary in shading and detail, with some appearing flat and others more glossy. The Japanese “prohibited” button is used to communicate that an action is forbidden or that access to a particular area is restricted. It serves as a visual shorthand for 'prohibition' or 'ban' in both digital interfaces and physical signage, relying on the recognized meaning of the central character. In practical use, this symbol frequently appears in contexts involving rules or warnings. For instance, it might be used in phrases like "This area is 🈲 to the public," "Smoking is 🈲 in this building," or "That behavior is strictly 🈲 here."

🆗 represents ok button, typically shown as a blue rounded rectangle with the white letters “OK” centered inside. Designs vary in shading and depth, with some appearing flat and others more three-dimensional. An OK button is a digital symbol used to signify agreement, acceptance, or the successful completion of an action. It mimics the appearance of a physical confirmation key found on remote controls or older mobile devices, providing a clear visual cue for 'all correct' or 'yes'. In digital communication, 🆗 is frequently used to acknowledge messages or finalize decisions. Common usage examples include: "Everything is set for the meeting 🆗," "I have read the instructions 🆗," or simply "🆗" to show that a request has been understood and accepted.

🆖 represents ng button, typically shown as a blue or gray-blue rounded square with the letters N and G in white. NG button is a functional marker primarily used to denote something that is No Good or failed to meet standards. It is widely recognized in media production to label bloopers, outtakes, or mistakes that need to be discarded or redone. In digital communication, the symbol is used to provide quick feedback or categorize content as incorrect. Common usage includes phrases such as "That last clip was 🆖," "Your answer is 🆖, try again," or "This section of the document is 🆖 and needs a total rewrite."

🈸 represents japanese “application” button, typically shown as a bright orange rounded square with the white kanji for application in the center. Designs vary in shading, with some appearing flat and others slightly raised. Japanese “application” button serves as a functional indicator for filing requests, submitting forms, or registering for services. The character is easily identifiable by its central vertical stroke and high-contrast white-on-orange color scheme, which is designed for visibility in user interfaces. In practical usage, this symbol appears in contexts involving official procedures or digital submissions. Common examples include: "Please click the 🈸 to start your registration," "I have sent my 🈸 for the event," or "The 🈸 link is now active on the portal."

🈚 represents japanese “free of charge” button, typically shown as a bright orange square or rounded rectangle with a white character in the center. Japanese “free of charge” button is a functional sign used primarily in retail and digital services to denote that a product or service is provided at no cost. It simplifies the communication of value and promotional offers through a single, recognizable glyph. In various communication contexts, this symbol is used to highlight complimentary features or cost-free options. For example: "The Wi-Fi here is 🈚," "Check out the 🈚 samples at the counter," or "This app is 🈚 to download for a limited time."