Japan is watching currency moves with "extremely high vigilance" and ready to take all possible steps anytime, Finance Minister Satsuki Katayama said Thursday, in a warning against speculators as the dollar approached the 160 yen line, a level unseen since 2024, on rising Middle East tensions.Katayama told reporters after a Cabinet meeting that the government is "fully on guard," hours before the Bank of Japan concludes a two-day policy setting meeting that she said could prompt speculative trades.The dollar climbed to around 159.90 yen in New York overnight, as buying of the currency in ti…READ FULL ARTICLE