(Game here is Parasite Eve 2)
It didn't happen in every game but often enough that it's noticeable. They're usually not shot as straight-up titillation, instead going for a tasteful nudity kind of thing and intended to fulfill some kind of storytelling or characterisation purpose
"You see, you gotta show them being vulnerable. They may be badass, but they're still girls, after all" 
-90s game director, probably
many people have taken this as Kojima making up a ridiculous excuse to have a half-naked lady in his game, entirely missing his actual, intended message - that he's really turned on by plants
Oh my fucking god, this is so hot, uhhffddt, aaaaaaa, its all over the place!!!! - says kojimbo after seeing Taraxacum officinale
Directed by M Night Shyamalan