Abarenbo honey
Not much depth and some rape but it is somewhat addressed and apologized for.
Oyasuminasai No Ato Wa
One of the iffy ones An omegaverse story about an insecure omega with a kid and an alpha who doesn't want to date omegas in fear of himself.
Omega-sama Night Club
One day, Isetani was asked to prepare an Ω from the hotel where he worked, for the sake of entertainment. When he called out to the omega who was at the meeting place, it was a different omega. However, in an unexpected turn of events, he ended up spending the night with the omega (Sei), just like that, Isetani, who was supposed to be an α, realised he took the initiative and was given obedience training. In the end, he ends up participating in an α auction...!
Boku No High Spec Kareshi-sama