Sakurai Internal Medicine Clinic is located in Tokukura, Mishima City, Shizuoka Prefecture, and specializes in internal medicine, allergy, respiratory medicine, and cardiology. The clinic treats bronchial asthma and various allergic conditions including food, pollen, and mold allergies, as well as drug allergies, anaphylaxis, and pet allergies to hamsters, dogs, and ferrets. Their services cover lifestyle diseases such as hypertension, hyperlipidemia, and diabetes, as well as heart diseases including angina, myocardial infarction, heart failure, and arrhythmia, and kidney diseases including nephritis, renal failure, and diabetic nephropathy. In addition to this expertise, the clinic has introduced advanced diagnostic equipment. At the fever clinic, they conduct highly accurate tests using IDNOW isothermal nucleic acid amplification method. In February 2026, they also introduced the BioFire SpotFire R panel, which can PCR test all 15 types of pathogens at once, enabling simultaneous multi-item testing. Online consultations are available, and they strive to provide high-quality medical care by utilizing My Number insurance cards to obtain and use patient information. The clinic is equipped with parking and barrier-free accessibility, and also offers services in English. They start consultations from 7:30 AM and respond to inquiries during nights and holidays, as well as providing second opinions.