Yea it would be cool if a Color tama made it to, well anywhere other than Japan. Eatherway the whole "Bringing back the Ura's" idea is great! I just love thier Ura'ness!
then check this other thing out https://i33.tinypic.com/x1ksav.jpg i drew this at school today its a URA chart for the Tama i designed, also i turned some of the Regular Tamagotchis into Ura's