“The dollar's average break-even level for Japanese manufacturers is estimated at 115.32 yen for the current business year. So if the dollar slips to around 115 yen, that should be pretty negative to Japan's corporate earnings and its economy.”
“The G7 statement clarified Japan's problems --- the out-of-dated tax system (which deters the flow of capital into the stock market) and lack of support from monetary policy to encourage banks to write off their bad loans.”