Arakawa, Tokyo to the southwest, Bunkyo. South of Arakawa is Taito, and southeast is Sumida. The area was mainly agricultural in the Edo period. In 1651, Kozukappara, the Tokugawa's largest execution ground (now located next to Minami-Senju station), was built. Beginning in the Meiji era, the area became industrial as factories were built on the water front. In 1932, it became one of the 35 wards of Tokyo City. MIAT Mongolian Airlines's Tokyo Branch Office is on the fifth floor in the Tachibana Building in Arakawa. Iseki, a tractor and engine equipment manufacturer has its Tokyo head office in the ward. Arakawa
Kantō Plain these plateaus. Among the plateaus, the Musashino Plateau has the largest stretch of land, extending from the western edge of Ōme to the eastern edge of Yamanote which borders the alluvial plains of the Arakawa and Sumida Rivers. Its elevation gradually declines from west to east, measuring 190 m at Ōme and 20 m at Yamanote. Hills in the Kantō Plain stand on Tertiary strata and rise higher than surrounding plateaus, exemplified by the Sayama Hills and Tama Hills, typically, undulating between 100 and 200 m above sea level. Hills located at the western edge of the Kantō Plain, the