A research group at Tohoku University analyzed 568 people who died in the Great East Japan Earthquake and found their bodies in the sea. It turned out that a person had been found.
The research group is calling for preparations such as preparing life jackets in these areas because of the high risk of being washed off the coast by the tsunami.
A group such as Assistant Professor Mitsuru Kadomari of the International Research Institute of Disaster Science, Tohoku University is proceeding with analysis of 9527 people who died in the Great East Japan Earthquake, mainly in Miyagi Prefecture, with information provided by the Miyagi Prefectural Police.
Examination of 568 people whose bodies were found in the sea revealed that many were found off the coast of the "Rias Coast", where the coastal slopes are steep and complex terrain is intricate.
Looking at each municipality, there are 203 people off the coast of Ishinomaki City, Miyagi Prefecture, 115 people in Onagawa Town, 114 people in Kesennuma City, and 68 people in Minamisanriku Town, which are on the ria coast, accounting for 88% of the total. I did.
On the other hand, in areas where the coastal areas are plain, there were 21 people off the coast of Higashimatsushima City and 10 people in Shiogama City.
Assistant Professor Kadowari analyzed that in the area of the Rias coast, the force of the "pulling wave" flowing from land to the sea became stronger and many people were involved. It is considered expensive. To save lives, it is necessary to take disaster prevention measures such as preparing a life jacket. "