Update! The Mirai Mousepads are now on sale worldwide at the following trusted online retailers - if you are in the same country as the retailer that means you will get your mousepad quickest by ordering from them but they all ship worldwide. There is no pre-order period and all these retailers have stock but is limited. Mirai Mousepad is released under the Culture Japan label and the Japanese retail price is 3980yen but some of these retailers are selling them with a discount.
The illustration of Mirai-chan is by artist Nao Shirahane (DMYO).