Not omegaverse, but with male preg

Boy is iseaied to different world as bride, where they want to make him pregnant.

Story in world with humans with anima charakteristics. Main leads (bunny and big kitty) are students in uni and have one night stand. Little rabbit gat pregnant. Its funny story in world where before boy was not pregnant.

Yu Baoyuan is in love with scum. He throw him out and take home little lover. Yu found out that he is pregnant and want tto start his new life. But scum is back and want him back.

Boy got to prison, but did nothing. Last night in prison he slept with ther man and then got frmm prison. There went someone "take care of him" and he hide himself. Later he found out he is pregnant. Story is about men whose try to chase after love, live good life after prison and take revenge.

Man is pregnat and have baby, want to be king .

Boy had bad temperament, force someone in marriage. Pays for his temper for some years, he changed a that someone had accident. Lose mmories and fell in love with boy. This new persona without memories have imited time, before operation to be yourself again, so boy decided to run of with good memories, but later found out to be pregnant.

Leon was ruler, but was betrayed and raped again again by his subordinates. They tried get him pregnant, but... ? (In the future there 80% will be m preg)

pope get pregnant

Something liek omegaverse, with animel ears

Really nice story, when boy get pregnant and story of their love. (Cute, marriage, kids, relationship)