User blog comment:Kaido King of the Beasts/Chapter 880: Wave Making Cake Baking/@comment-75.133.94.200-20171001150541/@comment-24769684-20171001231904

I don't think the homies have a lifespan that revolves around the soul given to them by the user. We know that 6 months of it is enough to make a homie, so Big Mom shouldn't have lost too much creating her special homies.