yaaay!
First playthrough of each romance I commit to all first choices anyway. I want to see what happens when I play authentically. it's 2nd and 3rd I straight up use guides. Some peeps use guides from the get go, I've seen this from similar questions on r/otomegames
I don't know how many of your user base would play hard mode. If current user base says normal mode is dicey, maybe just easy and normal? Saves you work. Unless it just pleases your soul to do to make a hardmode, then by all means do as you wish. ^_^