Sana Inui is a main character in the anime series 'Mashiroiro Symphony'. She is a student at the prestigious Yuihime Girls' Private Academy. Known for her lively and sometimes stubborn personality, Sana is initially opposed to the co-ed integration of her school. Despite her tough exterior, she has a caring and sensitive side, often seen in her interactions with her friends. Sana's character development includes overcoming her prejudices and embracing change, contributing significantly to the series' themes of acceptance and growth.