If you wanted to be charitable, which you shouldn't, this looks like it was made by a Japanese guy who probably didn't intend to be horribly transphobic given the half-assed disclaimer in the corner.
Not that it matters with the subject matter anyway.
Japanese queer spaces are probably quite different from the Japanese hentai doujin circles where this chart likely originates from, like this thing is seemingly just intended to categorize genital configurations for fetish purposes