Eisei Hojin Eikokai is an internal medicine clinic located in Oi-cho, Aisai City, Aichi Prefecture, serving as a primary healthcare hub for the local community. This clinic specializes in internal medicine, providing routine health management, diagnosis, and treatment for minor illnesses. It reopened in October 2025 in Aisai City with renovated facilities offering a more comfortable medical environment. The clinic features parking facilities and barrier-free access, making it highly convenient for a wide range of users. With its newly renovated medical environment, the clinic also provides services in English. Due to its convenience and high accessibility, it functions as a familiar medical institution for the local community.