Emoji keyboard is not new for many users, Emoji is a Japanese reference to emoticons. Now you can also enjoy all these types of emoticons on your iPhone and iPad with the help of new Emoji Keyboard. Like any other Emoticons on mobile, the Emoji icon set allows you to insert smiley faces and many other icons in your notes, sms and any other text entries.
To install Emoji Keyboard on your device, you have to update your device to iOS 5, Download it from here. After that you can enable the Emoji Keyboard on your device and enjoy all the iconset on your messages and email. Check out the link below to Add Emoticons on iPad, iPhone with Emoji keyboard.