Food monitoring in Japan has been ongoing from a variety of sources including the national government, local governments, and citizen groups. We have listed below some of the known reporters of food contamination. If you know of one we should add please let us know.
Mother’s Radiation Lab Fukushima (aka Iwaka Tarachine)
https://tarachineiwaki.org/english
Kampu Citizen Food Testing Lab
http://beguredenega.com/
WhiteFood documents government food testing and their own independent food testing
Whitefood.co.jp
2015 Japan Tap Water Contamination
Testing by NRA Japan of all prefectures drinking water (2015)
http://radioactivity.nsr.go.jp/en/contents/10000/9766/24/194_20150512.pdf
Japan Ministry of Health food, water & soil radiation testing (in English) with extensive reporting
http://www.mhlw.go.jp/english/topics/2011eq/index.html
Japan Ministry of Health Tap Water Contamination
https://www.mhlw.go.jp/shinsai_jouhou/suidou.html
Tap water reports 2011 to current
https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/topics/bukyoku/kenkou/suido/kentoukai/houshasei_monitoring.html
2021 data for tap water across Japan
https://www.mhlw.go.jp/content/10900000/000844356.pdf
Chiba Prefecture Radiation Testing – via Archive.org
http://www.pref.chiba.lg.jp/kouhou/saigai/h23touhoku-houshasen.html
Sokutei – Tokyo monitoring of food, soil, urine tests.
http://www.sy-sokutei.info/
Security Tokyo does some food testing including US imports to Japan. In Japanese but translates well. They have found contamination in US-produced foods. Via Archive.org
http://securitytokyo.com/
ACRO – French NGO branch in Japan does food testing. In English. Testing through 2013
http://www.acro.eu.org/OCJ_en.html
CRMS – Japan citizen group doing a variety of testing including food. Via Archive.org, Testing ended in 2012
http://www.crms-jpn.com/cat/mrdatafood.html
CRMS now has some information in English http://en.crms-jpn.com/
Japan-based blog about food contamination findings. Via Archive.org, appears to have ceased updates around 2016
http://matome.naver.jp/odai/2136262233964826301
Testing Results:
December 2012 Wildlife in Fukushima found contaminated over food limits: Bear, boar, pheasant & ducks http://www.simplyinfo.org/?p=8611
List of embargoed food from Ministry of Health includes many freshwater fish Dec2012EmbargoedFoods
Tested wildlife in Tohoku Emergency_monitoring_test_results_in_English
Same in Japanese DecWildGame2012_2r9852000002qlmg
Ministry statement about contaminated wildlife and rivers MiyagiBearBoar