Located in Kenkyugakuen, Tsukuba City, Ibaraki Prefecture, Sato Eye Clinic is an ophthalmology specialty clinic that opened in October 2013. Clinic Director Dr. Masaki Sato has performed over 28,000 intraocular surgeries as of the end of 2025. While specializing in vitreoretinal surgery, he is experienced in a wide range of surgical procedures from anterior to posterior segments. The clinic offers diverse surgical treatments, including cataracts, glaucoma, retinal detachment, diabetic retinopathy, and macular diseases, as well as refractive surgery (LASIK, ICL, IPCL), minimally invasive glaucoma surgery (MIGS), and bilateral cataract surgery using multifocal intraocular lenses (monofocal, trifocal, and pentafocal). All procedures are available on an outpatient basis, which is one of the clinic's major strengths. With a philosophy of providing tailored medical care based on each patient's condition, the clinic emphasizes individualized optimal treatment. The clinic also offers consultations in English, is equipped with parking and barrier-free facilities, and accepts credit card and electronic payments, creating an accessible environment for patients.