Three people have moved back to Futaba, which aims to attract about 2,000 over the next five years

Late last month, Yoichi Yatsuda slept in his own home for the first time in more than a decade.

As a resident of Futaba, a town in the shadow of the wrecked Fukushima Daiichi nuclear power plant, there was a time when simply spending the night in his family home had seemed an impossible dream.