Located in Haramachi, Meguro-ku, Tokyo, Nishikoyama Clinic specializes in pediatrics. The clinic is closed on Wednesdays, Sundays, and national holidays, accepting follow-up visits on Mondays, Tuesdays, Thursdays, Fridays, and Saturdays from 9:30 AM to 12:30 PM. Afternoon hours are available on Mondays and Tuesdays from 3:30 PM to 5:30 PM, with additional hours on Mondays only until 6:30 PM. Vaccination appointments are available on Mondays, Tuesdays, Thursdays, Fridays, and Saturdays from 9:00-9:30 AM and 3:00-3:30 PM. The clinic accepts reservations for various vaccines including rotavirus, pediatric pneumococcal, hepatitis B, pentavalent, BCG, varicella, and Japanese encephalitis. Diphtheria-pertussis-tetanus (DPT), MMR, and mumps vaccines are available depending on stock, while hepatitis A vaccines can be ordered upon request. In addition to English language support, credit card and electronic payment options are available, allowing cashless payments for consultations and vaccinations. Digital services are implemented as part of the medical DX promotion initiative, including online eligibility verification using My Number cards, electronic prescriptions, and utilization of medical records.