Ookayama Pediatric Allergy Clinic is a specialized clinic for allergic diseases located in Kita-Senzoku, Ota-ku, Tokyo. It operates from 9:00 AM to 6:30 PM, Monday through Saturday, and is closed on Thursdays, Sundays, and public holidays. The clinic treats allergy symptoms including hay fever, and through diagnosis and examination, prescribes medications tailored to each patient's symptoms. Sublingual immunotherapy with CEDARTURE for cedar pollen and dust mites is offered, and cedar pollen sublingual immunotherapy can begin in May. Vaccinations and infant health check-ups are also provided, with a dedicated vaccination time slot available on Saturday afternoons. Vaccinations for cervical cancer, mumps, and the DTaP vaccine are also available. The clinic offers advice on children's constipation and supports routine health management. The facility features parking, barrier-free access, and accepts credit cards and electronic payments. English-language services are available.