Muromachi (室町?), or officially Nihonbashi-Muromachi (日本橋室町?), is a district of Chūō, Tokyo, Japan. It formerly belonged to the Nihonbashi Ward (日本橋区?), which corresponds to the present-day Nihonbashi area. Its postal code is 103-0022.
Muromachi is a business district, home to a number of long-established companies.
Located on the western part of Chūō, Nihonbashi-Muromachi borders Kajichō, Chiyoda.
Coordinates: 35°41′12″N 139°46′21″E / 35.68664°N 139.77252°E