While Tokyo's inflation is finally approaching the 2% level targeted by the BOJ, the April figures are unlikely to prompt the central bank to cut back its monetary easing
Some bigger companies have answered a government call to raise wages but the gains of some 2% will be swallowed up by higher prices of everything from flour, to diapers and beer, economists say
The yen dropped to a 20-year low after the Bank of Japan vowed to buy unlimited amounts of 10-year bonds daily to defend its yield target
The dollar shot past the key level of 130 yen after the BOJ strengthened its commitment to keep interest rates ultra-low
The dollar rose past the psychological level of 130 yen on Thursday for the first time since 2002, after the Bank of Japan (BOJ) doubled-down on its super-low yield policy
There had been some market speculation the BOJ might step back a little given inflation was rising and other major central banks were tightening, but it showed no hesitation
The U.S. dollar hit 129.43 yen on Wednesday for the first time since April 2002 earlier in the session, before easing to 127.79 yen, down 0.8%
"The BOJ has done the opposite of normalization. They have dug their heels in," said Richard Benson, co-chief investment officer at Millennium Global Investments in London
The US rate futures market has priced in 96% chance of a 50 basis-point hike at next month's Fed policy meeting, and about 215 basis points in cumulative rate increases
Against a basket of six major currencies, the dollar climbed to 100.52, the highest since May 2020, but was last little changed at 100.29
Japanese shares led gains in Asian stocks on Tuesday as the Bank of Japan defended its ultra-easy stance, while oil slid on fears of lower demand from China as Shanghai applied a "zero-COVID" strategy
The Japanese currency fell as much as 2.4% to 125.10 to the dollar overnight, its lowest since August 2015, before recovering to 124.24 in volatile morning trade in Tokyo.
The euro gained 1.27% to 135.895 yen, a four-year high.
Treasury yields rose further on Monday, with 10-year yields above 2.5% at a three-year high, boosting the dollar's index to a two-week high
Asian shares faltered and oil prices slid on Monday as a coronavirus lockdown in Shanghai hit economic activity, while the yen extended its stomach-churning descent
Japan's 10-year bond yields tracked US Treasury peers higher on Wednesday, extending gains to hover near a level that prompted the Bank of Japan to step in
Bank of Japan maintained its huge stimulus and warned of growth risks from Ukraine crisis, reinforcing expectations it will remain an outlier in global shift towards tighter monetary policy
US stock futures indicated a slightly lower restart, but followed a 2.2% surge for the S&P 500 overnight
Analysts attributed the revival of risk appetite to the fact that Russian and Ukrainian negotiators hinted at progress in peace talks
While many analysts forecast Japan's consumer inflation will accelerate in coming months, price rises are still seen modest compared to those in other economies such as the United States