Tatsu Fujimiya

Tatsu was Rika's adoptive mother. She took the orphaned Rika in at age 10 and gave her a lavish life, but couldn't understand why Rika felt like a boy at heart and demanded she act like a girl. She was killed by being tied to the clock's arms 2 years prior to the start of the story. [Spoiler] Rika was aware of her adoptive mother's disappointment over Rika's boyish personality, as well as her intention to adopt another daughter as a do-over. To avoid dying in the traps in the clock tower. Rika pretended to be girly to fool her mother. [/Spoiler]