Grandma Kubota is a supporting chacter in Glitch Techs. She is the the maternal grandmother of Miko Kubota, and mother of Mayumi Kubota. She is voiced by Amy Hill.
Grandma Kubota is an elderly Japanese-American woman who is short and plump with wrinkled fair colored skin, short wavy brown hair, and wears glasses. She is also seen wearing a white shirt with a pink skirt and yellow bandana.