Konomi Fujimiya

A graduate of the Asahigaoka Branch School, this mature teenager lives right next door to the Koshigaya family. Known for her nurturing and fun-loving nature, she often serves as a dependable role model for younger students like Renge, Komari, and Natsumi. While she frequently brings a sense of joy to her friends, she can also display a deeply serious side when the situation calls for it, making her a pillar of strength within the series.