Japan's Finance Minister, Katayama Gozuki, indicated on February 9 that she is prepared to communicate with financial markets on Monday if necessary to stabilize market sentiment. According to Jin10, she also warned of potential intervention in the yen's exchange rate. Katayama revealed that she is in close contact with U.S. Treasury Secretary Besent, sharing the responsibility of maintaining the stability of the dollar-yen exchange rate.

She explained that Japan and the United States have signed a memorandum of understanding, which allows for decisive action against rapid fluctuations that deviate from fundamentals, including intervention. Katayama reiterated her close monitoring of financial markets and emphasized a commitment to responsible fiscal policy. She stressed the government's focus on fiscal sustainability and the desire to maintain it.