Kanto Auto Works plant. Later, the company replaced Yokosuka for car assemby with the Higashi-Fuji (established in 1968) and Iwate (established in 1993) plants. Kanto Auto Works was a public company until 2011 when, following the 2011 Tohoku earthquake, Toyota announced it would make it a wholly owned subsidiary. On July 1, 2012, Kanto Auto Works and two other Toyota subsidiaries (Central Motors and Toyota Motors Tohoku) were combined into a single company called Toyota Motor East Japan, Inc. Kanto Auto Works In April 1946, Kanto Auto Works was established in Yokosuka, Kanagawa, Japan, as an independent company called "Kanto Electric Motor Works"
1923 Great Kantō earthquake in Yokosuka in compliance with the Washington Naval Treaty of 1922. The earthquake damaged the "Amagi" beyond repair, leading it to be scrapped, and the unfinished fast battleship "Kaga" was converted into an aircraft carrier in its place. In contrast to London, where typhoid fever had been steadily declining since the 1870s, the rate in Tokyo remained high, more so in the upper-class residential northern and western districts than in the densely populated working-class eastern district. An explanation is the decline of waste disposal, which became particularly serious in the northern and western districts when traditional methods of waste disposal