Board Thread:General Discussion/@comment-24351107-20140111190323/@comment-4436931-20140111215740

There's already a blog for this called User_blog:Kariyamasaki12/Inazuma Eleven GO Galaxy Supernova/Big Bang Recruitments.

However, I can answer your question. That Kizunacks item is dropped by Willings, a team that is located in the Taisen Route on Faram Obius.