Customers in Japan are willing to pay more than $100 for a single watermelon - and they don't even taste good! It's the shape that matters.
In a bid to clean up the islands of garbage streaming across the world's oceans, a new system designed to collect millions of tons of plastic is to be launched in the Pacific by the end of the year. Julian Ryall reports.
Dangerous levels of chemicals in the soil and ground water mean that the market cannot open, leaving traders out of pocket and Tokyo's governor with an intractable problem. Julian Ryall reports from the Japanese capital.
Japan's capital city is fuming over an anti-smoking bill ahead of the 2020 Olympics. Previous Olympic host cities have passed anti-smoking measures, and the IOC and WHO are hoping for the same in Tokyo.
Scientists will tell you it's impossible to predict the unpredictable. Those in the field of data assimilation get as close as possible. DW's Emma Wallis visits them at Japan's K supercomputer.
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