CrimsonAxisStudio
Very nice that you're going to create a sandbox game. Far too many VN's out there where you just mindlessly click click click.
The characters look nice in general.
Some things are a bit odd for me though. Most girls don't have eyebrows. Was that on purpose? To me it looks more than a bit weird.
Denoising the images can be a good thing when used carefully, but try to give the renders some more time to finish. In some renders it's really too much and everything looks like plastic and washed out.
I know that it's always a trade off between quality and render time. Just something to consider.
Since your women all have at least medium sized or even large breasts, I suggest you get something like this:
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It's available for Genesis 3 too, in case you're using Gen3 models.
It would do wonders for an image like this one:
View attachment 774504
What you could also do is to use one deformer in the middle of the chest on the clothes. Then just pull the fabric out and use smoothing on the clothes.
I know that most of the devs don't care about things like that, but maybe you do
In any case, good luck with your game.