Japan's Matsuno says sharp FX fluctuations are not desirable (he means the plunging yen)

Japan chief cabinet secretary Matsuno

• important for currencies to move stably reflecting economic fundamentals
• sharp fx fluctuations not desirable
• will closely monitor US inflation trend’s impact on global, Japanese economy
• ready to take necessary steps if recent currency moves continue without ruling out any options

more to come

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There were statements earlier on the concern about the yen's slide:

• Japan's Kanda (top FX guy at the MoF) says is concernedd about the recent sharp yen moves

• USD/JPY trading above 144.50 - yen weakness unlikely to prompt BOJ policy change

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And I've been posting background pieces:

USD/JPY topped out ahead of 145 last week:

• Knock out options 145 in USD/JPY - defensive sellers ahead the level

• USD/JPY falls further on the day amid softer dollar, Kuroda jawboning

I posted these earlier, of relevance:

• Here's what to watch for to warn of imminent Bank of Japan (BOJ) yen intervention

• The 4 things to watch prior to Bank of Japan FX yen intervention



Solo Bank of Japan intervention seems unlikely:

• USD/JPY BOJ intervention watch - intervention seen as unlikely without US coordination

USD/JPY update: