Character profile
Koharu Minagi
海凪小春Koharu (こはる)
Biography
Koharu Minagi becomes Hiyori's stepsister after their parents remarry. Born two months earlier, she proudly considers herself the older sister. Childhood asthma keeps her indoors and frequently hospitalized, leaving her with little experience playing outside.
Story spoilers
When Koharu is young, her mother and younger brother die in a car accident.
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