Recently, I had a chance to sit down with one of the most well known and prolific illustrators and mecha designers in Japan, Shigeto Koyama. His professional career spans from the “Evangelion” movies, “Promare,” “Kill la Kill,” “Gurren Lagann,” “Star Wars : Visions” and Disney’s “Big Hero 6.” This time, he brought his comprehensive “experiment” in New York, which is called,…