Dr. Kureha has often been called a witch for several reasons. She hates being called "old" or a "hag" and her response is generally to punch or kick the offender across the room, and begins conversations by asking who wants to know the secret of her youth. Kureha seems to have a drinking habit. Kureha is strict when it comes to healthcare. Despite her cold demeanor, she does have a loving side to her personality, as she considers Chopper a son. She had a close friendship to Hiriluk.