Not in our world, no. Here lingerie like that is quite modern. But that's a different world which is why it makes sense that some things could be quite different to what we are used to in our world.
Can’t believe we didn’t even notice that 200+ chapters had passed that the love interest has still hasn’t been introduced yet. And now here we are! Things are getting spicier, can’t wait!
It buffers me if do they have such kind of provocative lingerie back then? It seems to me what the MC was wearing is from the modern times.
Not in our world, no. Here lingerie like that is quite modern. But that's a different world which is why it makes sense that some things could be quite different to what we are used to in our world.