Arakawa River (Kantō) Arakawa River (Kantō) The is a long river that flows through Saitama Prefecture and Tokyo. It originates on Mount Kobushi in Saitama Prefecture, and empties into Tokyo Bay. It has a total catchment area of . The river is one of Tokyo's major sources of tap water, and together with the Tone River, accounts for around 80% of Tokyo's water supply. Attempts to control flooding of the Arakawa River have been made since the area that is now Tokyo became the de facto capital of Japan during the Edo period. Following a major flood in 1910 that damaged a large
Toru Arakawa the creation of the first " Shatai [Kata] " book, which standardized Kata 's style – encompassing style for JKF competitions. In addition, he trained numerous successful athletes in the 1980s, including Seiji Nishimura and Toshiaki Maeda. Until his death in June 2015, Arakawa taught in his Dōjō Shibuya and at international seminars in Japan and overseas. Toru Arakawa Tōru Arakawa(, " Arakawa Tōru "; November 1932 in Gifu Prefecture, Japan; – 20 June 2015) was a karate master of the style Wadō-ryū. He was one of the few karateka ranked 9th Dan in Japan. Tōru Arakawa began karate training