I managed to get raw data showing contamination situation in Fukushima.
The measurement was done by a public institution run by government.
This is a “massive leakage” in their censorship, so unfortunately, I’m not allowed to disclose the source for the security of the whistle blower.
Data sheet overview (Only Cs-134,137),
Soil from Hayasaka, Namie machi 7/2/2011: 564,215 Bq/Kg
Mushroom from Teshichiro Namie machi 9/23/2011: 404,814 Bq/kg (5,000 Bq per mushroom)
Soil in a rice field from Tsushima Namie machi 8/22/2011: 254,110 Bq/kg