People who make sake -- Japan's national alcoholic drink -- have been battling an image problem. Consumption of the traditional rice brew is only a third what it was at its peak 40 years ago. And the number of breweries is down by half. Against this background, brewers are boosting the quality of their product.

A dark chapter from World War Two has left people in China with a toxic legacy. Large quantities of chemical weapons abandoned by Imperial Japanese forces at the war's end continue to cause suffering. The weapons were manufactured secretly, and used illegally. After Japan's surrender, troops discarded the bombs around China, dumping them in rivers or burying them.