The pufferfish filling nets in Fukushima are a delicacy that can kill if wrongly prepared, however, to a community devastated by a 2011 nuclear disaster they are also a lifeline. When tiger puffer -- an expensive variety of the notorious pufferfish "fugu" -- began to appear in their catch off Fukushima, the fishermen saw an opportunity. There are, however, new worries for the community, as the operator of Fukushima Daiichi prepares to begin releasing treated wastewater into the sea this year. IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES