: Some games, like the Agarest franchise, use a "Soul Breed" system where the protagonist's choice of partner determines the stats and appearance of the next generation's hero.

: Allows players to marry and have or adopt children to grow their farm.

: Offers comprehensive pregnancy stages, moodlets, and family management.

: Building "romance" levels with NPCs through gifts, dialogue, or shared activities to unlock marriage and family options.

: Mechanics to upgrade homes to accommodate children, including nursery building and child-rearing mini-games seen in series like Harvest Moon or The Sims . Examples of Games with Pregnancy Mechanics

: Features a multi-generational story where marriage and offspring are central to the RPG progression.