About a year https://champagne-orban-bouvier.fr/ed-versandcom-erfahrungen-1e5b.pdf ed-versand.com  Most fish and seafood from along the Fukushima coast are barred from the domestic market and from being exported. Seafood caught north and south of Fukushima are regularly tested for radiation to make sure they are safe for consumption. In the wider ocean, the contaminated water becomes too diluted to be harmful.