Abarenbo honey
omegaverse abaut kinda stupi and honest crybaby omega x protective son of yakuza alpha they fight over plushtoy xD an in the middel of that fifht omega gets int heat and they fuck and bond there are some silly stories betwen them but the love each other very much and get married there is also story abaut gaurdian/secretary of yakuzas son and the son of diffrtien grup also yakuza after really long time they eventualy become mates and gets married
Oyasuminasai No Ato Wa
since he was young he was descriminate from his fmily just bc he was omega so he was doing watever he wanted and after he gets his 1st heat he sleeps a lot with lots of guys and then boom he is pregnant, give birth to boy later he goes to kindergarden where he meet teach and the 1st ch starts of them already daiting, they are happy until alpha finds out he is omega and he breake up bc he is scared he will be violent torward omega but does not says it out lound, omega looses job and want the change kindergaden but the alpha finally figure oout that even he is a cowrd he loves omega they get back toghther are happy and omega is pregnant with second child
Yuujou Haramase Triangle