Kumagaya, Grandmother
Summary
Kumagaya is the grandmother of Kento. Following the tragic loss of their son and daughter-in-law in a car accident, she and her husband took on the responsibility of raising Kento. In contrast to her husband's temperament, Kumagaya is characterized by her calmness and patience. She occasionally provides Kento with gentle and kind advice. There are currently no voice actors associated with this character.
