Hiiragi Kashima

A former classmate of Mafuyu, this high school student shares a mysterious connection regarding the secrets behind Mafuyu’s guitar. His history is deeply rooted in the local music scene, having previously performed as a bassist alongside Yuki and Shizusumi. Though he maintains a quiet presence, his past involvement in the band and his unique insights into Mafuyu's musical journey make him a significant figure within the story's unfolding drama.