Masuda Hospital is a medical facility located in Yamakoshi 3-chome, Matsuyama City, Ehime Prefecture, primarily providing internal medicine services. Deputy Director Dr. Mizumoto, who has experience at the Surgery Department of Hiroshima University Atomic Bomb Disease Institute and Shimane University School of Medicine, is on staff and has been working under the Medical Corporation Ippokai since April 2024. The hospital offers English support, barrier-free access, and parking facilities, and is conveniently located just 3 minutes from the Kitayamakoshi bus stop on the Iyotetsu Bus line. Consultation hours are from 9:00 AM to 6:00 PM on weekdays, with consultations available except on Sundays and specific closure days such as year-end and New Year holidays. Regarding infection prevention measures due to the spread of COVID-19, visitation for inpatients was temporarily suspended and later required reservations, but currently weekday afternoon visitation is permitted. Necessary infection prevention measures are in place, including mask-wearing, temperature checks and hand disinfection on the 3rd floor of the inpatient ward, and signing in the visitor log.