Motorola Droid — emoji??
created on Jul 9, 2010 3:07:00 PM
created on Jul 9, 2010 4:56:14 PM — modified on Jul 9, 2010 4:56:48 PM
From what I have read so far, the Android and iOS team are trying to work together to get the emoji icons working on both devices. However, it looks like there is nothing yet.
However, you may want to check out this link in case it is a suitable substitute that will work for you.