How to get Emoji (japanese emoticons) on any iPhone with firmware 2.2. The first thing you need to do is jailbreak your iPhone. Easiest way to accomplish this is via QuickPwn. After you have jailbroken your device, you need to edit the file located at /User/Library/Preferences/com.apple.Preferences.plist
» How to get Emoji (japanese emoticons) on any iPhone with firmware 2.2