MADOSMA Q501にWindows 10 MobileのInsider Preview版Build 10586.122が配布されたようです。
Windows 10 Mobile Build 10586.122 is now available for #WindowsInsiders in the Slow and Release Preview rings: https://t.co/jTN9NKTkWu
— Gabriel Aul (@GabeAul) March 2, 2016