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Emoji (絵文字) are Japanese emoticons first introduced in Docomo i-mode but since integrated into the mail and web services of all mobile carriers in Japan. Contemporary emoji characters are stored in the private use area of the Unicode character set but to make life fun for mobile developers, each carrier has slightly different sets of emoji all using different character codes:

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List of all Unicode characters

Geńerat͜e͜ ̶tex̕t́ ̵like th͟is̷.̕