User blog comment:Naty Ranmaru Sawada/Inazuma Eleven GO Galaxy Supernova/Big Bang Recruitments/@comment-25001222-20141022132715/@comment-25298544-20141023021818

The name of this item is Huge Ryuu No Gekirin, you can get at Satoko's Taisen Route it'll be randomly dropped by fighting against the Yamatodamashi team (last one on the right route)

I hope this helps you.