Main Page | See live article | Alphabetical index Sumida (墨田区; -ku) is a special ward located in Tokyo, Japan. As of 2003, the ward has an estimated population of 221,093 and the density of 16,079.49 persons per km². The total area is 13.75 km². The ward was founded on March 15, 1947. External Links Official website in Japanese This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.