Sumida, Tokyo southeast; Taitō to the west; Chūō to the southwest; and Kōtō to the south. The ward was founded on March 15, 1947. It was previously the (ordinary) wards Honjo and Mukojima. Mukojima, formed in 1932, contained the former town of Sumida, which along with the river gave the ward its name. As of 2005, the mayor is Noboru Yamazaki. The council consists of 34 members. Public elementary and middle schools are operated by Sumida. Public high schools are operated by the Tokyo Metropolitan Government Board of Education. In addition, the metropolitan school district also operates a metropolitan junior high school:
Nihito Arakawa Solmiano scoring a knockdown in round two. After defending his title against fellow Japanese Ryūji Migaki by a unanimous decision, he travelled to Los Angeles to spar with Miguel Vázquez and others for over a month. He stopped compatriot Takehiro Shimada in round eight in his second defense in August 2012 while throwing over a hundred punches each in two rounds, and then vacated his title. In November 2012, Arakawa competed with Mexican Pedro Daniel Estrada in Mexico City on the main event of the "Gala Ring Telmex 2012". It was a WBC Silver lightweight title bout and was a