Just six weeks after hitting a four-decade low against the dollar, the tide appears to be turning for the battered yen as a host of factors finally smoke out brash traders who had spent years betting against the Japanese currency ↧ Yen's changing fortunes might finally be spooking the bears Just six weeks after hitting a four-decade low against the dollar, the tide appears to be turning for the battered yen as a host of factors finally smoke out brash traders who had ​spent years betting against the Japanese currency.