Tsumugi Shiiba is a character from the visual novel anime series 'Sanoba Witch'. She is known for her cheerful and energetic personality, which makes her a beloved friend among her peers. Tsumugi is a third-year student and serves as the president of the student council, bringing a sense of order and discipline to the group. Despite her responsibilities, she maintains a playful demeanor and is supportive of her friends, especially when it comes to their personal struggles. Her role is pivotal as she often provides guidance and encouragement to the main characters, helping them navigate through their magical dilemmas.