The yen surged as much as 2.5 percent versus the dollar after the Bank of Japan refrained from expanding the government bond purchases that have been the mainstay of its unprecedented monetary stimulus.
The Japanese currency advanced against all 31 of its major peers Friday after BOJ Governor Haruhiko Kuroda and his board increased purchases of exchange-traded funds to 6 trillion yen ($58 billion). They left bond buying at 80 trillion yen a year and maintained the minus 0.1 percent rate on some deposits at the central bank. Thirty-two of 41 economists in a Bloomberg poll had predicted an expansion of stimulus at the meeting…(Bloomberg) to see original report ( http://goo.gl/gYubWD )
Market was expecting more from BOJ especially after UK vote to leave EU zone & after Fed kept interest rate unchanged.
Will show the technical opinion about such Yen breach in technical section