Rainbow Eye Clinic is an English-friendly ophthalmology clinic located on the 5th floor of Kumekawa Medical Building in Sakae-machi, Higashimurayama City, Tokyo. The clinic features barrier-free accessibility and provides consultation hours on Monday, Wednesday, Thursday, and Friday from 8:30 AM to 12:30 PM, with additional afternoon sessions on Monday and Thursday from 3:00 PM to 5:30 PM. The clinic is closed on weekends, holidays, and Tuesday, Wednesday, and Friday afternoons. Treatment services include general ophthalmology for conjunctivitis, keratitis, styes, cataracts, glaucoma, and dry eye syndrome, as well as retinal diseases such as uveitis, diabetic retinopathy, retinal detachment, and macular degeneration. Laser treatments are available for diabetic retinopathy, retinal hemorrhage, and retinal tears. The clinic also provides eyeglass and contact lens prescriptions and regular examinations. Precise fundus examinations require mydriatic drops, necessitating appointments by 10:30 AM or 4:30 PM. The clinic has implemented an online insurance eligibility verification system and provides care utilizing medical information technology.