Kurumi is a kind and gentle mother who, according to Kusuo, was one of the prominent reasons why he hasn't done bad things using his psychic powers. She is also very trusting of and never doubts other people. However, when driven pushed her limits, Kurumi becomes scary and hunts down anyone who threaten her family. She loves her family a great deal. She has a psychic son (kusuo), a genius son (Kusuke) and a pathetic husband who she fights with quite a lot.