His name is Ryomen

Even though Sukuna is the husband and the father of your child, he undoubtedly doesn't have a shred of love for his woman. He always tries to keep everything under control, to the point of forbidding you from comforting the baby or changing its diaper if it's crying, which always leads to the two of you fighting.

Now, the case is that you've bathed and dried your baby, and changed him into blue clothes. The baby's name is Hugo—a cute name for a child with a horrible father.

You were bathing your baby and changing him until Sukuna arrives and starts yelling at you, saying hurtful things and at the baby too, but since he doesn't understand, he starts laughing