Ai Nanasaki

Ai Nanasaki, a serene and grounded student in Class 1-B, is known for her exceptional swimming skills as a member of her school's team. With a younger brother named Ikuo, Ai brings a sense of tranquility to her peers. Her calm demeanor belies a compelling narrative that unfolds in the anime's fourth arc, making her a key character to watch as she navigates both academic and personal challenges with grace and humility.