USDJPY is testing the falling trend line resistance, if this resistance give way, the pair would be bottoming on 4 hours chart. Sensitive support is at 116.08, the break below this level implies that the last cycle bottom is at 117.26 level, further fall towards 115.57 previous low support can be expected, and the next cycle bottom would be after September 27.
http://www.forexcycle.com/usdjpy.html