Kraken - I'm guessing it's Sota Fujimori. He probably copied a bit of Ryu's style after working with him on Go Beyond!!
Scorpion - L.E.D., if not SLAKE
Lion - Definitely TAKA
Eagle - Definitely kors k
Humanoid - I'm tmepted to say wac, but after hearing Anisakis, it'd probably be Yoshitaka...