via Bloomberg - Nikkei reporting the "BOJ discusses negative interest rates"

There are no more details at this stage

And no news from the Bank of Japan itself as yet

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USD/JPY has spiked on that headline (and prior to)

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I'll just add on this ....

Last night the oil market swung around on headlines and news etc. that turned out to be completely wrong

Be careful around events like this BOJ meeting ... rumours, 'leaks' (that tunr out wrong) and so on .... all occur.