Tsubame Koyasu (college)

Tsubame Koyasu (子安こやす つばめ Koyasu Tsubame) is a supporting character in the Kaguya-sama wa Kokurasetai series. She is a graduate of Shuchi'in Academy and one of The Impossible Girls who was the vice captain of the Cheer Club and the former chairman of the Culture Festival Committee. She is on college now.