Based on the data released by everyone to the Minna-san data website, a map of the soil contamination of Tokyo by radioactivity was put together.
This data is the result of measurements from 2013 to now 2016.
You can see that the radioactive contamination spread over a wide range of Tokyo.
Particularly, Katsushika district, Edogawa district, Shinjuku district, Setagaya district and Bunkyō district.
Radioactive contamination of both radioactive cesium 134 and 137 exceeding 500Bq / kg has been confirmed.
Among other locations: Inagi city/ Katsushi district / Edogawa district / Eto district / Arakawa district / Kokubunji city / Kokuritsu City / Komae City / Mitaka City / Kodaira city/ Shinjuku district / Suginami district/ Setagaya district / Nishitama gun / Ome city / Chiyoda district / Ota District/ Oshima-cho / Machida city / Chofu city / Higashi Kurume City / Higashimurayama city / Hachioji city / Fuchu city / Musashino City / Fukuo city/ Bunkyo district / Toshima district/ Kita district / Tachikawa city.
Read more at: (in Japanese)