Earn stamps by playing through one of the recommended training activities every day.
Stamps will unlock the following bonuses up to a certain point, after which you'll just unlock hard modes for all the activities you haven't already done so for.
Attain the highest ranking for an activity to unlock its hard mode.
Core games require an "Advanced" (80%) and sports games need a "Pro" (90%).
Alternatively, you can unlock the hard modes by earning stamps after all the activities have been unlocked.
Earn the highest rank for an activity to unlock hardmode for that specific activity. Note: Core activities requirean "Advanced" rank of 80%. Sports activities requirea "Pro" rank of 90%. Alternately, the hard versionswill eventually become unlocked after you keep getting stampsafter reaching a total of fifteen.
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Set the system date to New Year's Day, Halloween, Christmas,or your birthday to get an alternate greeting.
Play the game on various celebration days (Christmas, New Year's, Halloween, Birthday etc.) to receive a warm welcome when you begin.