Yu Ishigami

Yu Ishigami is the treasurer of Shuchiin Academy's student council in Kaguya-sama: Love Is War. He supports Kaguya and Miyuki's schemes while trying to recover socially from a middle-school incident that left him isolated and falsely blamed.

Yu Ishigami's place in Kaguya-sama: Love is War

Cynical, observant, anxious, loyal, and more compassionate than his gloomy appearance suggests, Ishigami expects rejection but still acts to protect others. His strengths include accounting, technology, gaming knowledge, endurance training, and direct insight into romantic hypocrisy.

Yu Ishigami's abilities and key relationships

Miyuki becomes an older-brother figure, Kaguya quietly supports him, Miko Iino develops a complicated bond with him, and Tsubame Koyasu becomes his first major romantic pursuit.