Do you have a US Tama?? If so it should work. It might take a few tries to get it to work. But BE CAREFUL when debugging. Some people seriously disapprove of it, as it may wreck your Tama. You can always un-debug it, by rubbing away the pencil marks with a Q-tip or a rubber.
yteah i have a us tamagotchi connection v1. i tried doing it like 3 times and couldnt get it to work.... i dunno wut i did wrong cuz i followed the directions SOOO carefully and did exactly as it said....