Kanade Yumeno

As the elder sister of Uta, this student shares a classroom with Keiichi, creating a close-knit connection between the main cast. Though her role is centered around her familial bond with Uta, her presence at school establishes her as a key figure within the existing social circle. Her character serves as a vital link between the siblings and the school's student body, anchoring her importance to the unfolding narrative.