Kina Asaka (also spelled Kiina Asaka) appears as a supporting character in the anime series' fourth season. She holds the position of student council member at the main characters' school, working alongside fellow council members Shō Kochikashi and Kei Aonaji. Within the fourth season's narrative, Kina Asaka takes part in student council duties, contributing to school operations and cultural events. The character is visually defined by her distinctive white hair.