Amamiya and Kuroda share very, very similar views on BOJ policy and the importance that it be maintained. USD/JPY rose on the headlines early in very thin Monday trade:
Japan's Jiji press has asked Amamiya about the reports but he did not comment.
USD/JPY has been all over the shop, as you'd expect on such headlines in early trade. It gapped higher as yen longs had stops triggered, the views of Amamiya and Kuroda are close enough to provide a headwind to yen, and then began to cover the gap with a pullback exacerbated by Suzuki's denial of any knowledge of the matter,