Saitama (city) city boundaries. The western portion of the city lies on the lowland created by the Arakawa River along with those created by small rivers such as the Moto-Arakawa River, Shiba River, and Ayase River. The rest of the area mostly resides on the Ōmiya Plateau lying in the north-south direction. Dispersed in this region, major rivers flow southward, almost paralleling to one another. Saitama has ten wards ("ku"), which were assigned official colours as of April 2005: Saitama's economy is principally constituted by commercial business. The city is one of many commercial centers of the Greater Tokyo area and serves
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