Game's Full Title: Harem Game ~Ore wa Kore no Okage de Eroge no Shujinkou ni Naremashita!~
The game recently got an English release.
VNDB: Harem Game ~Ore wa Kore no Okage de Eroge no Shujinkou ni Naremashita!~ | vndb
Description: In the year 20xx pregnancy has become a status symbol. Girls that are virgins are stupid, right?
On the first day at his new school, Hiroki is falsely accused of underwear stealing. While moping around on the way home, he picks up an unfamiliar game. When he tries playing, it seems to be just a trash game, but he's completely absorbed in it neverthele
