Yosano Akiko, a member of Armed Detective Agency and their sole doctor. Her Ability, Thou Shalt Not Die, heals every external wounds with the restriction that the patient has to be dying first. Yosano carries herself with grace and dignity. She prides herself on being both a strong woman and a capable doctor, which is why she does not take too kindly to those who belittle her in both respects. She is a feminist who believes that now is the age of equal rights for men and women.