Slight weakness in JPY could be spotted in the past minutes. Move was triggered by the Bank of Japan's announcement that it will hold an unscheduled policy meeting on Friday, 9:00 am Tokyo time (Friday, 1:00 am BST). A new measure to provide funds to banks will be discussed. USDJPY jumped to a fresh daily high on the news and broke above upper limit of short-term upward channel.
USDJPY broke above a short-term upward channel on the BoJ meeting announcement. Source: xStation5