Bona Dia Clinic is a women-only specialized hair treatment clinic located in Shin-Yokohama, Kohoku-ku, Yokohama, Kanagawa Prefecture. The clinic provides consultations in a quiet environment, supporting each woman to maintain her hair. For concerns such as widening hair parts or visible scalp, the clinic proposes treatment plans tailored to each individual's situation, including topical minoxidil. The clinic also addresses hair loss concerns such as excessive shedding or flat, lifeless hair. During examinations, physicians assess both hair and physical condition. The clinic carefully considers potential side effects and safety verification status, and does not perform oral minoxidil, oral hormone therapy, scalp injections, or irradiation treatments. The clinic offers English-language services and barrier-free facilities. Clinic Director Dr. Akiko Kaneko gives presentations and serves as moderator at domestic and international conferences, and provides explanations in women's and beauty magazines. The clinic operates on Tuesdays, Wednesdays, and Fridays from 10 AM to 3 PM, and is closed on Mondays, Thursdays, Sundays, and holidays.