Hazumi And: Pregnation

Success in the "repopulation" effort is tied to a detailed menstrual cycle mechanic. Players must manage Hazumi’s fertility windows to achieve pregnancy.

The game has an active modding community on sites like Itch.io and Steam. These mods often add: Hazumi and Pregnation

The game is set in a world facing a catastrophic mass infertility crisis. To ensure the survival of the human species, a new community is established where "repopulation" becomes the primary societal goal. The protagonist, a young and inexperienced woman named Hazumi, leaves her old life behind to join this effort. Success in the "repopulation" effort is tied to