Fukuleaks has an excellent report I highly recommend reading on Fukushima's radioactive nano particles: http://www.fukuleaks.org/web/wp-content/uploads/2019/03/SimplyInfoOrg_2019_annual_report_Fukushima_finalc.pdf
Meanwhile, former Fukushima Prefecture residents are reluctant to return home:
23% of residents have returned to former Fukushima hazard zones. The Mainichi March 8 2019, https://mainichi.jp/english/articles/20190308/p2g/00m/0na/003000c
Only 23 percent of residents registered with nine municipalities in Fukushima Prefecture that were formerly designated as hazard zones after the 2011 nuclear disaster have returned, local authorities said Thursday.
I can understand their reluctance.
Daiichi looks awful from the perspective of the TEPCO Cam 1 trained on units 1 and 2: