Seeing if I have any luck with this again- a new bulk request since I have a habit of collecting..
In no specific order..
ヒトカタノオウ~アカシノクニ~ by Artel
https://vndb.org/v7063
Guilty- The SiN- by Tactics (The english one released by mangagamer)
https://vndb.org/v3994
妹こうかん!by Red Zone (I think...