Cyrus: Perfectionistic, autistic?

A leak from gaming company GameFreak had a curious note that caused fans to go wild. One Pokemon character, Cyrus, was described as “自閉的”. One of the earliest machine translations of this stated that this meant that the character is "autistic." This got a lot of attention and quickly spread throughout the fandom. The entire sentence is: 彼は自分が完璧でないことが大嫌いであり、いつしか他人をも嫌うようになっていた。（完璧主義者、 自閉的 ） He hated…