Located on the first floor of the Premier Yokohama Nishiguchi Building in Nishi-ku, Yokohama, Kubo Clinic is a medical facility specializing in internal medicine that provides services in English. Walk-in consultations are available for fever and cold symptoms, and pain-minimizing treatments such as moist wound therapy are employed for burns and abrasions. Vaccination services are comprehensive, with influenza vaccines available without appointments. When stock permits, COVID-19 vaccines can be administered simultaneously, and shingles and RSV vaccines are also offered. The clinic also conducts antibody testing through Yokohama City's rubella prevention program. The smoking cessation clinic provides oral treatment with Champix, and home healthcare and house call services are available. In addition to routine health checkups and comprehensive medical screenings, the clinic performs sleep apnea and arteriosclerosis screenings. Breast medicine consultations are available on all days except Thursdays, and the clinic is closed on Sundays, holidays, year-end and New Year's periods, and Golden Week.