Employees work on the construction of an "ice wall" last month at the Fukushima Dai-ichi nuclear plant. March 11 marked the fifth anniversary of the magnitude-9.0 earthquake and tsunami that caused meltdowns at Fukushima. Christopher Furlong/Getty Images hide caption

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Christopher Furlong/Getty Images

An image provide by Oregon Parks and Recreation Dept. shows a chunk of a fiberglass boat 25-30' long that was spotted off the Oregon shore west of Ona Beach on Thursday. The debris is the latest to reach the U.S. West Coast from Japan's devastating 2011 tsunami. AP hide caption

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Workers build a concrete barrier along the coast of suburban Kesennuma, northeastern Japan, which was hard hit by the devastating tsunami in 2011. Nationwide, Japan has poured concrete to defend nearly half of its shoreline. Critics say much of it is unnecessary. Lucy Craft for NPR hide caption

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Lucy Craft for NPR

In Tsunami's Wake, Fierce Debate Over Japan's 'Great Wall'

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Markets in the port city of Soma, in Fukushima, Japan, are once again selling local seafood. In this file photo, volunteers help clean up a Soma seafood restaurant damaged in last March's tsunami and earthquake. Hiro Komae/AP hide caption

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Hiro Komae/AP

A woman wipes tears from her eyes as she smiles after tasting the sake she and her father made — their first batch since the Fukushima disaster forced them to leave their ancestral brewery. NPR hide caption

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