Miura teaches at the school where the main characters study, engaging in occasional interactions that advance subplots. Her discreet romance with a fellow teacher sparks private speculation among peers before evolving into a subtle, recurring source of amusement as characters repeatedly stumble upon the pair in innocuous yet suspicious scenarios. This dynamic weaves understated humor into the narrative. Several students quietly nurse crushes on her, their fleeting infatuations portrayed through lighthearted, comedic vignettes that mirror adolescent awkwardness without steering core storylines. The character’s background and internal motivations remain unexplored, with her role anchored in these situational dynamics.