Welcome to Arai building, the national registered tangible cultural property in Osaka City, Kitahama, Osaka. This building built in 1922 as a bank in 1922 is still used as a tenant building. It is loved by many people as a modern architecture that the modern and light appearance is a modern and light appearance, while the classic and light appearance is arranged in the center of the front in the front center in the design of the architect of Kozo Kawai in the design of the architect, Kozo Kawai.