Local government officials, rather than objectively scientifically determine whether it was safe or not for the people just accepted the central government political decision to have debris from Fukushima brought and burned in many municipalities and prefectures throughout Japan.
As a result not only the Fukushima people have inhaled radioactive nanoparticles, but also many other people in other locations.
The map below, from year 2012, shows locations where Fukushima debris was burned then, it was really spread all over Japan during the first 3 years, 2011, 2012, 2013.
Today incineration of Fukushima debris continues in 19 locations in Fukushima prefecture…
… and some of the Eastern Japan prefectures.