Windows Developer Programfor IoT
Early Adopter のコミュニティに登録してください。
https://www.windowsondevices.com/signup.aspx
http://dev.windows.com/en-us/featured/raspberrypi2support
We’re excited to announce that we are expanding our
Windows Developer Program for IoT by delivering a version of
Windows 10 that supports Raspberry Pi 2. This release of
Windows 10 will be free for the Maker community through
the Windows Developer Program for IoT.