Seiu Higasa

Seiu is a member of the basketball team with Suruga Kanbaru. During her second year she was the vicecaptain. After Suruga retired due to the Rainy Devils effects Seiu became the captain. Seiu is a student at Naoetsu High and is in the same year as Kanbaru. She is often blunt calling Kanbaru an idiot for having bad grades. As a friend of Kanbaru and fellow teammate of the basketball team Kanbaru and Seiu are presumed to be somewhat close friends. As Kanbarus friend she has given her the nickname Ruga. Initially Seiu seems to be a background character though she has a more prominent role in Monster Season.