Sumida River Sumida River The is a river that flows through Tokyo, Japan. It branches from the Arakawa River at Iwabuchi and flows into Tokyo Bay. Its tributaries include the Kanda and Shakujii rivers. What is now known as the "Sumida River" was previously the path of the Ara-kawa. However, towards the end of the Meiji era work was carried out to divert the main flow of the Ara-kawa to prevent flooding. It passes through the following wards of Tokyo: Sumida Gawa pottery was named after the Sumida River and was originally manufactured in the Asakusa district near Tokyo by potter Inoue
Sumida M.2593 Sumida M.2593 The Sumida M.2593 (Type 91) was an armoured car produced in Japan in the 1930s. It could operate on both the roadway and railway lines. Designed by the Sumida firm, the M.2593 was produced beginning in 1933 at the Ishikawajima Motor Works. A defining feature of this vehicle is that its six road wheels could be exchanged for flanged railway wheels. When not in use, the tires would be secured to the sides of the hull. The vehicle had four built-in jacks for use when the wheels were changed. It would take ten to twenty minutes to change