Powerful 2011 Japan earthquake may have moved whole country further East Yahoo News Canada A Giant Seismic Wave Bounced Off Earth's Core And May Have Shifted Japan ScienceAlert Waves reflecting off Earth's core shifted Japan after 2011 earthquake New Scientist An earthquake hit Japan so hard it made the entire country move Scientific American Massive Tohoku Earthquake Sent a Seismic Wave That Shifted All of Japan Gizmodo