By Rupert Wingfield-HayesBBC News, TokyoImage source, Kyodo/via ReutersImage caption, Rescuers are still searching for those on board the boat but there’s little hope anyone missing is still aliveIt’s an old cliché, but an accurate one: disasters are not caused by a single mistake. Several things need to go wrong at the same time to cause a tragedy. That appears to be exactly what happened on Saturday afternoon off the coast of Hokkaido in northern Japan. The Shiretoko Peninsula is a spectacular place.
