2011 Tōhoku earthquake and tsunami 2011 Tōhoku earthquake and tsunami The was a magnitude 9.0–9.1 (M) undersea megathrust earthquake off the coast of Japan that occurred at 14:46 JST (05:46 UTC) on Friday 11 March 2011, with the epicentre approximately east of the Oshika Peninsula of Tōhoku and the hypocenter at an underwater depth of approximately . The earthquake is often referred to in Japan as the and is also known as the 2011 Tōhoku earthquake, and the 3.11 earthquake. It was the most powerful earthquake ever recorded in Japan, and the fourth most powerful earthquake in the world since modern record-keeping began in 1900.
1923 Great Kantō earthquake water demon triggers the 1923 earthquake. The josei manga "Akatsuki no Aria" (by Michiyo Akaishi) features the earthquake in volume 8. Several places frequented by the protagonist Aria Kanbara, like her boarding school and the house of the rich Nishimikado clan that she is an illegitimate member of, become shelters for the wounded and the homeless. Aria's birth mother is severely injured by debris and dies few later, and this triggers a subplot about Aria's own heritage. In the 2013 animated film by director Hayao Miyazaki, "The Wind Rises", the protagonist Jiro Horikoshi is traveling to Tokyo by train to