Masha sang Kazoku ni Naruo yo and according to fans reaction, it all sounded positive, he sounded great, he looked great. Screencaps to follow later and hopefully youtube video.
[ADD] Youtube video of performance is OUT!
Great news! Masha will be appearing on Music Station Super Live on 23.12.2011. You can check out the news and other line ups here and here. For all news on this appearance, do check back this post.