If you would like to play around with a circuit simulation tool here is a freeware tool by LinearTechnology to start with.
You may download the program from here.
It is easy to work with. Just enter your schematic, select the simulation type and see what signals you get on the different nodes. The following screen shots show some of the menues and a simulation of a colpitts oscillator.



I should avoid using any offensive language, but since it's a h-game, it's okay to mention the adult themes and the target audience. Make sure all the details are accurate, like the release date if known. If not, leave it as "Release Date: Soon" or similar.
Finally, add a disclaimer about the content ratings and the intended audience. Maybe a line like "Not suitable for minors" and a reminder about purchasing from appropriate platforms. Also, include a rating or if available, the size of the PC version if known. -ENG- Amane-s TS Academy Life -RJ01130201- -PC ...
This game contains explicit themes and mature content suitable only for adult audiences. Purchase and play in compliance with local laws and age restrictions. I should avoid using any offensive language, but