Clients are looking at the USD/JPY pair hitting 105, says Sunrise Brokers' Japan and Asian equities head Ben Collett.
Japan's negative interest rate decision in January raised questions on whether the BOJ can achieve its 2% inflation target, says DBS Bank's senior currency economist Philip Wee.
From the Bank of Japan's perspective, the stronger yen doesn't yet require an intervention, says BNP Paribas' currency strategist Vassili Serebriakov.
The U.S. dollar fell below 108 yen for the first time in 17 months on Thursday.
The yen's rapid rise against the dollar has been so mysterious that the experts are having a hard time predicting its next move.
Valentin Marinov, managing director and head of G10 FX research at Credit Agricole, discusses the U.S. dollar/yen trade and what he expects from the Bank of Japan.
Moves in currency markets seem to suggest that some investors are tired of the quantitative easing story, according to an investor.
The U.S. dollar hit a fresh 17-month trough against the yen on doubts that the BOJ would intervene to halt the yen's appreciation.
Bank Julius Baer's Mark Matthews expects the BOJ to announce more quantitative easing through equity purchase instead of cutting rates further.
HSBC's Frederic Neumann says the yen's strength against the dollar is a signal that markets are questioning BOJ's monetary policy options.
The yen soared to its highest in 17 months against the dollar as sentiment in stock and commodity markets soured, with crude oil retreating.
Dominic Bunning, senior FX strategist at HSBC, says policymakers have helped support growth to some degree over the past few years, with specific comment on the Bank of Japan.
ANZ's senior FX strategist Khoon Goh is bullish on dollar/yen weakening because BOJ has reached the limits of monetary policy effectiveness.
The U.S. dollar hit its lowest against the yen in two weeks on continued expectations of a slow path of Fed rate hikes this year.
David Mann, head of Asia research at Standard Chartered, discusses the problems in Japan's economy as a survey shows inflation expectations have weakened.
Japanese government bonds may look like a good bet with the Bank of Japan a ready buyer, but there are signs prices could top out.
Central banks in India and Australia are set to issue policy calls, amid bad-debt concerns in both countries. Singapore's central bank will also meet.
The dollar turned higher on Friday after a better-than-expected U.S. nonfarm payrolls report was released.
Asian markets started the new quarter on the back foot Friday, falling despite solid China manufacturing surveys, as a reading on Japan's economy disappointed.
Alex Sato of Invesco Asset Management Japan explains why the country will face challenges in maintaining strong business sentiment readings ahead.