These companies each defined their own variants of emoji using proprietary standards. DoCoMo's emoji are the most compact to transmit while Au's version is more flexible and based on open standards.
Hundreds of emoji characters were encoded in the Unicode Standard in version 6. Encoding in the Unicode standard has allowed emoji to become popular outside Japan. The core emoji set in Unicode 6. The popularity of emoji has caused pressure from vendors and international markets to add additional designs into the Unicode standard to meet the demands of different cultures. It's not surprising that a pictographic script like emoji has stepped in to fill those gaps—it's flexible, immediate, and infuses tone beautifully.
In , it was announced that Sony Pictures Animation was planning on making a feature animated film based on emoji, which was released in summer The Heart and the Heart eyes emoji stood second and third respectively. The study also found that the French heart emoji the most.
In some cases, this is related to how the actual emoji design is interpreted by the viewer;  in other cases, the emoji that was sent is not shown in the same way on the receiving side. When the author picks an emoji, they think about it in a certain way, but the same character may not trigger the same thoughts in the mind of the receiver. For example, people in China have developed a system for using emoji subversively, so that a smiley face could be sent to convey a despising, mocking, and even obnoxious attitude, as the orbicularis oculi the muscle near that upper eye corner on the face of the emoji does not move, and the orbicularis oris the one near the mouth tightens, which is believed to be a sign of suppressing a smile.
When an author of a message picks an emoji from a list, it is normally encoded in a non-graphical manner during the transmission, and if the author and the reader do not use the same software or operating system for their devices, the reader's device may visualize the same emoji in a different way.
Small changes to a character's look may completely alter its perceived meaning with the receiver. Controversial emoji Some emoji have been involved in controversy due to their perceived meanings. However, after Apple and Microsoft opposed this, the characters were added without emoji presentations, meaning that software is expected to render them in black-and-white rather than color, and emoji-specific software such as onscreen keyboards will generally not include them.
In addition, while the original incarnations of the modern pentathlon emoji depicted its five events, including a man pointing a gun, the final glyph contains a person riding a horse, along with a laser pistol target in the corner. Apple's attempt to redesign the emoji to less resemble a butt was met with fierce backlash in beta testing and reversed by the time it went live to the public.
Emoji characters can have two main kinds of presentation: