For Japanese fans of the cutesy anime K-ON! today, 15th January, is more than just a normal day, as it is also Mio Akiyama's birthday. To celebrate this the online shop of the station that broadcasts K-ON! in Japan, TBS, are selling exclusive Birthday Cards in honor of her birthday. They will be selling 1,150 cards whilst stocks last. To get these cards the first 650 people to spend at least 5,000 yen will receive the birthday card, the other 500 will be distributed randomly amongst other online customers.
Fans have also started to post their own celebratory cakes and items online, many of which can be seen on this site here