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  1. Moment magnitude and energy magnitude scales. Other magnitude scales are based on aspects of seismic waves that only indirectly and incompletely reflect the force of an earthquake, involve other factors, and are generally limited in some respect of magnitude, focal depth, or distance.

  2. The aftermath of the 2011 Tōhoku earthquake and tsunami included both a humanitarian crisis and massive economic impacts. The tsunami created over 300,000 refugees in the Tōhoku region of Japan, and resulted in shortages of food, water, shelter, medicine and fuel for survivors. 15,900 deaths have been confirmed.

  3. On 11 March 2011, at 14:46 JST (05:46 UTC ), a Mw 9.0–9.1 undersea megathrust earthquake occurred in the Pacific Ocean, 72 km (45 mi) east of the Oshika Peninsula of the Tōhoku region. It lasted approximately six minutes and caused a tsunami.

  4. en.wikipedia.org › wiki › Unit_731Unit 731 - Wikipedia

    Unit 731 was a clandestine division of Japan's Kwantung Army based in Manchuria during World War II. Led by Lieutenant General Shirō Ishii, the organization dedicated to the advancement of biological weaponry within the imperial army was commonly referred to as the Ishii Network. [17]

  5. en.wikipedia.org › wiki › EarthquakeEarthquake - Wikipedia

    An earthquake – also called a quake, tremor, or temblor – is the shaking of the Earth 's surface resulting from a sudden release of energy in the lithosphere that creates seismic waves.

  6. en.wikipedia.org › wiki › Mount_FujiMount Fuji - Wikipedia

    Mount Fuji (富士山, Fujisan, Japanese: [ɸɯꜜ (d)ʑisaɴ] ⓘ) is an active stratovolcano located on the Japanese island of Honshu, with a summit elevation of 3,776.24 m (12,389 ft 3 in).

  7. 'Under the Wave off Kanagawa') [a] is a woodblock print by Japanese ukiyo-e artist Hokusai, created in late 1831 during the Edo period of Japanese history. The print depicts three boats moving through a storm-tossed sea, with a large, cresting wave forming a spiral in the centre and Mount Fuji visible in the background.