Thorn sins (Side scrolling) : on this game you play as a sexy nun who needs to pass through multiples stages of a dungeon and defeat the monsters inside them. There is a pregnancy mechanic where each time an enemy cums inside her, she has a chance of getting preagnant. If she gets pregnant, she will eventually give birth after you clear some stages.There are 3 animated birth scenes(egg,parasite and goblin).
Magical girl shizuki (Wolf RPG) : on this game the heroine will be raped by every boss if she loses and all of them will impregnante the heroine.There is a good animated birth scene where the heroine gives birth to a villain's child on a public bathroom at a park, sadly it is censored.