Shin-Koiwa Eye Clinic operates its main hospital a 3-minute walk from the south exit of Shin-Koiwa Station in Katsushika Ward, Tokyo, and a branch clinic a 1-minute walk from the north exit. The clinic provides accurate diagnosis and treatment by ophthalmologists. The main hospital specializes in day cataract surgery and vitreous surgery, with the director—a veteran surgeon who has handled numerous complex cases at university hospitals—performing surgeries. The facility boasts university hospital-level equipment and is prepared to respond quickly to emergency surgeries such as retinal detachment. The branch clinic offers general ophthalmology, contact lens prescriptions, pediatric myopia treatment, and eyelid surgery. The clinic provides services in English and accepts credit cards and electronic payments. It is barrier-free accessible and is a certified provider of ophthalmological health screenings in Katsushika Ward, focusing on providing appropriate medical care based on scientific evidence.