Alice Wind's manga / #Kindergarten teacher(7)

A yakuza dad rises a kid, and falls in love with another guy, who actually is from another mafia group or maybe the same, or something like that.

A pair of two gangsters. After one gets to the hospital, the other one disappears. Then they meet again.

A kindergarten teacher is in love with the father of one of the kids there.

A yakuza guy who wants to become a kindergarten teacher. He dates a host. Also there are two ither kindergarten teachers who also date a man.

A guy who picks up his niece from the kindergarten for his sister. He falls in love with one of the teachers there.

A beta-omega takes home an alpha who has sex with him, that way turning him into an omega. A complete omega.

Two sets of twins date, and also the kid of one of the pairs later dates a boy too.