December 21 is the three hundred and fifty-fifth day of the year in the Gregorian Calendar (three hundred and fifty-sixth during leap years), as well as the eighty-second day in Q1 of the financial calendar.
On this day[]
Game releases[]
2009[]
- Super Smash Bros. - Wii Virtual Console (North America)
2017[]
- Ōkami HD - PlayStation 4, Xbox One (Japan)