Kanto Plainsman Kanto Plainsman The Kanto Plainsman was a consolidated United States Air Force newspaper out of Tachikawa Air Base from 1961 to 1970 covering news and events of that base, as well as Fuchu Air Station, Grant Heights Housing, Green Park Housing, Washington Heights Housing, Yamato Air Station, Showa Air Station, Iwo Jima, Marcus Island, Ofuna and other minor detached Air Force properties in Japan's Kanto Plain area. The only nearby base to retain its own newspaper was Yokota Air Base. The first issue, Vol. I no. 1, appeared on 30 June 1961, replacing Tachikawa's paper "The Marauder" and other separate
Sagami Trough because of the proximity to a population center (with over 36 million living in Tokyo's metro area, with a total of 43 million living in the Kanto Region) and the magnitude the Sagami Trough can create. The Sagami Trough megathrust generated the 1703 Genroku earthquake, which was the greatest rupture along the trough in the last thousand years, and the 1855 (Ansei) and 1923 (Great Kanto or Taisho) earthquakes. Sagami Trough The also Sagami Trench, Sagami Megathrust, or Sagami Subduction Zone is a long trough, which is the surface expression of the convergent plate boundary where the Philippine Sea Plate