Renji Yanagi
The Master, The Professor, 柳 蓮二
Renji Yanagi, often referred to as "the data man," is a member of Kirihara's "Three Demons" group alongside Yukimura and Sanada in Rikkai dai. Unlike Inui, who stores information externally, Yanagi keeps all his data within his head. He is recognized for his strategic approach to tennis, drawing on early military tactics to enhance his gameplay.
