Quote Originally Posted by MalusCorvus View Post
Out of curiosity, where is the option to input a serial code? I can't find it for whatever reason...
The Aigis devs seem to have taken it out from Nutaku. They don't seem to have any plans on bringing that option over to us Nutaku players. Well, maybe in the far future they may change their minds and give us some serial codes for the game.

Edit: If you're referring to DMM, then what Tenhou said.