This article explores the reasons why Japanese remove their shoes when entering a home. It is believed to have originated from traditional customs of taking off sandals or geta before entering sacred spaces such as temples or shrines, and has since been adopted by common people for their homes. Reasons include expressing respect for the home and its owners, preserving cleanliness and hygiene, practicality in small living spaces, following traditional dress codes, and showing respect to those with higher social standing.