
Quick answer — Kayou Nakajima voices Mob no Haha in Mob Psycho 100 III, Hawk Mama in The Seven Deadly Sins: Signs of A Holy War.
Kayou Nakajima voices Mob no Haha (Mob Psycho 100 III), Hawk Mama (The Seven Deadly Sins: Signs of A Holy War).
Mob no Haha is voiced in Japanese by Kayou Nakajima.