Kato Eye Clinic, located in Katsutadai, Yachiyo City, Chiba Prefecture, is an ophthalmology clinic serving the Keisei and Tobu Rapid Transit lines. The clinic performs cataract surgeries, including procedures using multifocal intraocular lenses, with reported cataract surgery outcomes in 2025. The clinic is equipped with advanced diagnostic equipment, including new laser devices and visual field testers. They provide comprehensive care for various eye conditions, including glaucoma treatment, dry eye management, and allergy antigen testing. In June 2025, the clinic launched a myopia clinic for young patients, serving patients of all age groups. The clinic accepts credit cards and electronic payments, and offers accessible facilities with parking and barrier-free equipment.