This post contains photos from Music Day and Best Artist from 2015.
As you can see from the pics, and may remember, the main group performances for these shows were Chumu Chumu and Anthem.
Best Artist -- Koyama -- 15.5Mb -- MEGA
Best Artist -- Shige -- 13.2Mb -- MEGA
Music Day -- Koyama -- 16.2Mb -- MEGA
Music Day -- Shige -- 17.1Mb -- MEGA