The Argument is a feature dedicated to promoting dialogue and deeper understanding of contentious issues by introducing various viewpoints.

The issue of what to do with the treated radioactive water being stored at the Fukushima No. 1 nuclear plant is nearing its boiling point. Despite plans to install more tanks by the end of the year, the plant's operator is projected to run out of space around summer 2022.

The estimate by the plant's manager, Tokyo Electric Power Company Holdings Inc., underscores the fast approaching deadline for the tanks, which now number 1,000.