Miki Tsurugi

Age: 29
Height: 163 cm
BWH: 80-55-82

A anesthesiologist at Mochizuki General Hospital, Mikoto's mentor and Yuko's childhood friend. She's the expert chemist and sniper of the Black Label, and tends to be the voice of reason in her team. She invented an anesthesia that works as a truth serum and the patient doesn't remember anything afterwards.

(Source: Triage X Wikia)