Ikuto Kiriyama

桐山生叶 桐山生叶（きりやま いくと）

A male student belonging to Class B. He serves as the vice president in the student council led by Nagumo. He was previously in Class A but fell to Class B after being defeated by Nagumo's class. Like Gaku, he believes in upholding the school's traditions and opposes Nagumo's attempts to overturn them. While outwardly complying, he secretly collaborates with Gaku, aiming for Nagumo's downfall.