>>28008866>>28008694>>28008509The lore in Girl's Frontline solves this elegantly.
People like looking at girl-shaped things.
Thus robots are girl-shaped.
Some of them are sex bots whereas others don't even have the downstairs equipment.
Image related was heavily abused before the war and haphazardly stitched back together several times because of how hard her users ryona'd her but she was mostly fine because she's made of tougher stuff.