Ring of Fire subduction of the Pacific Plate and the Philippine Sea Plate. As many as 1,500 earthquakes are recorded yearly, and magnitudes of 4 to 6 are not uncommon. Minor tremors occur almost daily in one part of the country or another, causing some slight shaking of buildings. Major earthquakes occur infrequently; the most famous in the 20th century were: the Great Kantō earthquake of 1923, in which 130,000 people died; and the Great Hanshin earthquake of 17 January 1995, in which 6,434 people died. On March 11, 2011 a magnitude 9.0 earthquake hit Japan, the country's biggest ever and the fifth
Kanto Plainsman all Air Force newspapers was intended as key source of command information. A Japanese-language version of the paper was published for Japanese nationals working at the above-mentioned American Air Force facilities. The final issue of Kanto Plainsman, Vol. X No. 16, was published on 24 April 1970. On that date it was merged with the Yokota Air Base newspaper The Afterburner, which was renamed the Fuji Flyer. The demise of "Kanto Plainsman" occurred soon after flying operations ceased at Tachikawa and the Air Force began its Kanto Plain Consolidation Program. MSgt George E. O'Brien was the "Kanto Plainsman"'s editor for