Located in Shinjuku, Shinjuku Ward, Shinjuku Oshiri Clinic is a clinic specializing in proctology. It is conveniently located on the 8th floor of Accord Shinjuku Building, just a 1-minute walk from the nearest Shinjuku-sanchome Station. In addition to examining anal conditions such as hemorrhoids, anal fissures, and anal fistulas, the clinic performs day surgery. Surgical procedures cover hemorrhoids, anal fissures, and anal fistulas, characterized by no hospitalization required and minimal impact on daily life. ALTA injection therapy is also available for treating internal hemorrhoids without surgery. All treatments are covered by health insurance. The clinic also provides services as a sexually transmitted infection (STI) surgery clinic, treating condyloma acuminatum, HIV, and syphilis, and addresses symptoms such as constipation, diarrhea, irritable bowel syndrome, rectal bleeding, perianal pruritus, and neuralgia. Services are available in English and Korean, and walk-in visits are welcome.