Sana Sunomiya is a supporting character in the anime and manga series 'Ijiranaide, Nagatoro-san' (Don't Toy With Me, Miss Nagatoro). She is the Student Council President, known for her strict and composed demeanor. Sana often interacts with the main cast, particularly Hayase Nagatoro and her friends, sometimes acting as an authority figure or an obstacle. Despite her serious personality, she also cares for her fellow students and plays a key role in various school events throughout the series.