2nd artiste that will be collaborating with SID on 27th Dec is GRANRODEO
And for that , they will be sharing the stage with Shinji
http://sid-web.info/pc_index.html
Mao already updated his blog on this
シド
DAIGO（with マオ）
GRANRODEO（with Shinji）
×××（with 明希） ※9月26日（金）解禁！
×××（with ゆうや） ※9月29日（月）解禁！
http://ameblo.jp/maofish/entry-11929498718.html
Next 2 artistes that will collaborate with SID to be announced soon