Character profile
Touko Matsudaira
松平瞳子Biography
Touko Matsudaira is a distant relative and admirer of Sachiko who arrives at Lillian during Yumi's second year. A member of the drama club, she is nicknamed "Mechanical Drill" by Sei for her corkscrew pigtails and initially creates tension between Yumi and Sachiko.
Story spoilers
Later, Touko is presented as a possible petite sœur for Yumi. Her adoption by the Matsudaira family is revealed: she survived the car crash that killed her biological parents, and her adoptive family loves her. She wants to take over the family hospital but is not yet permitted to do so because of her age.
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