Sumida River the oldest and most famous firework displays in Japan, are launched from barges across the river, between Ryōgoku and Asakusa during Summer, a festival is also held at the same time. The poet Matsuo Bashō lived by the Sumida River, alongside the famous banana tree (Japanese: bashō) from which he takes his nom de plume. The Sumida River appears in a haiku by Issa from 1820: "spring peace--a mouse licking upSumida River" The Sumida runs through Tokyo for 27 kilometers, under 26 bridges spaced at about one bridge per kilometer. Amongst these, the principal ones are: Sumida River The is
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