Watanabe Tamako possesses curly brown hair and black eyes, typically dressed in a green shirt, dark apricot skirt, and yellow flats. She displays unwavering kindness and support toward her daughter, aiding her through challenges while also issuing stern corrections when needed. Despite sustaining repeated burns from her daughter’s spontaneous dinosaur transformations, Tamako responds with patience and acceptance. Her affection for her husband remains a constant. Passionate about singing, she actively performs in a samba group and competes in a revealing midriff-baring costume. She reacts with visible irritation upon discovering her daughter joined a rival samba team. A birthday celebration for her is depicted within the series narrative.