, or officially , is a district of Chà «à Â, Tokyo, Japan. It formerly belonged to the , which corresponds to the present-day Nihonbashi area.
Muromachi is a business district, home to a number of long-established companies.
Located on the western part of Chà «à Â, Nihonbashi-Muromachi borders Kajichà Â, Chiyoda.
Public elementary and junior high schools are operated by Chuo City Board of Education.
Muromachi is zoned to Tokiwa Elementary School () and Nihonbashi Junior High School ().