Located at 8-24-4 Toshima, Kita-ku, Tokyo, Oji-Kamiya Saito Clinic is an internal medicine clinic with excellent access, just a 4-minute walk from Oji-Kamiya Station (Tokyo Metro Nanboku Line, Exit A3). The clinic operates Monday through Wednesday and Friday mornings from 9:00 AM to 12:30 PM, afternoons from 3:00 PM to 7:00 PM, with Saturday morning sessions only. Closed on Thursdays, Sundays, and holidays, and on Saturday afternoons. Endoscopic examinations are conducted on Wednesday mornings and Saturday mornings by appointment. The clinic offers English-language services and has parking for 4 vehicles. Barrier-free facilities are available, and a pediatric branch clinic is located within a 5-minute walk from Itabashi Station and Nishi-Sugamo Station.