Sony is expanding support for the PlayStation Store for PlayStation Mobile in nine new countries from 18 December 2013. These include Belgium, Denmark, Finland, Ireland, Mexico, Netherlands, Norway, Sweden and New Zealand. The PSM Developer Program will also be supported in these countries from 5 December 2013.
This is in addition to the countries which already have support including Japan, United States, Canada, United Kingdom, France, Germany, Italy, Spain and Australia. This brings total country support to 18 regions. PlayStation Mobile is available on a number of PlayStation Certified devices, you can see the full list here.