>>55309242This. Tons of manga-ka got their start doing hentai doujins, but know how to reel it in when given an assignment. Ono just drew big tiddies and skimpy outfits because that wasn't seen as TOO racy back in the 90s.
And it's not like the American versions are 100% edited out; there's still plenty of fishnets and cleavage. Hell, even in OP's pic Misty is obviously naked and washing her bare tits; she just has a cloth over her crotch so VIZ wouldn't be accused of selling porn to kids.