Kawagoe Kamiya is a contemporary commercial facility located in the historic merchant district of Kawagoe, Saitama Prefecture. Completed in 1992, this building was designed by architect Masashi Oe and Plantech. The structure successfully balances modern commercial functionality with sensitivity to its traditional surrounding townscape, which is known for its well-preserved Edo-period architecture. Kamiya serves as an important commercial landmark that demonstrates thoughtful architectural integration within a culturally significant historic district, making it a notable example of contemporary design respectful of heritage contexts.