Giganeis is the robot, the story will unfold in time, Here is a character sheet on kai [link] with various links to deviations where she appears, and here's a color test [link]
It took me a while to get around, but I enjoy this design. I love Kai's suit, and the layout of the interior (well, the operating section) of Giganeis.
lots of details.
Q:
what is the pillow like blob represents?