She is a timid and reserved girl with medium-length red hair, dark blue eyes, an average height, and a well-endowed figure. Miku usually wears a long-sleeved sweater and black tights, and has wireless headphones as her notable accessory. She has a pessimistic way of thinking, low confidence, and is shown to be slightly possessive, but is also the first sister to abide by the Gotoubun Principle and is a genuinely kind person. Miku has an obsession with Sengoku Period generals.