Children play at an indoor sand pit of the Emporium kindergarten in Koriyama, west of the tsunami-crippled Fukushima Daiichi nuclear power plant, Fukushima prefecture
A boy plays with a paper plane at the corridor of the Emporium kindergarten in Koriyama
Four-year-old Iori Hiyama rides a tricycle at an indoor playground which was built for children and parents who refrain from playing outside because of concerns about nuclear radiation in Koriyama
Children play dodge ball in a playroom at the Emporium kindergarten in Koriyama, west of the tsunami-crippled Fukushima Daiichi nuclear power plant, Fukushima prefecture
A doctor conducts a thyroid examination on five-year-old girl as her older brother and a nurse take care of her at a clinic in temporary housing complex in Nihonmatsu
A man uses a roller near a Geiger counter during nuclear radiation decontamination work at a park in Koriyama, Fukushima prefecture
Children play at an indoor sand pit of the Emporium kindergarten in Koriyama, west of the tsunami-crippled Fukushima Daiichi nuclear power plant, Fukushima prefecture
Children play at an indoor playground facility in Koriyama, west of the tsunami-crippled Fukushima Daiichi nuclear power plant, Fukushima prefecture
Two-year-old Sakuya Zui plays at an indoor playground which was built for children and parents who refrain from playing outside because of concerns about nuclear radiation in Koriyama, west of the tsunami-crippled Fukushima Daiichi nuclear power plant