Located in Chikuma City, Nagano Prefecture, Nakazawa Clinic serves the community as an internal medicine clinic. English-speaking staff are available, and the clinic offers parking. The facility has introduced the BioFire SpotFire R panel, which can test for 15 types of viruses and bacteria, enabling simultaneous identification of multiple pathogens with a single swab test. The clinic also provides skin care treatments, including salicylic acid peeling and massage peeling, offering different approaches to skin treatment. Additionally, the clinic offers both regular and private shingles vaccinations. For payment, six types of credit cards including VISA and Mastercard are accepted, and the clinic operates a walk-in system without requiring appointments. Furthermore, an "i-ticket" system has been implemented, allowing patients to make reservations via smartphone or internet for same-day initial visits, follow-ups, and health checkups.