Tsubasa Hoshikawa

Leading the swim team at the prestigious Shimogami Gakuin University, this dedicated captain oversees a competitive roster of talented athletes. Among her teammates is Kirishima Ikyua, a skilled swimmer who shares a deep history with Haruka and Makoto as their former middle school teammate and lifelong childhood friend. Under her disciplined leadership, the university's aquatic program continues to thrive, maintaining its reputation for excellence within the competitive collegiate swimming circuit.