Core Viewpoint - The Tokyo stock market experienced a decline on October 17, with both major indices falling due to influences from the U.S. market and rising credit risks in the financial sector [1] Market Performance - The Nikkei 225 index closed down by 1.44%, falling by 695.59 points to 47,582.15 points [1] - The Tokyo Stock Exchange Price Index (TOPIX) decreased by 1.03%, down by 32.98 points to 3,170.44 points [1] Sector Analysis - Most sectors on the Tokyo Stock Exchange saw declines, particularly in the insurance, banking, and securities sectors, which experienced significant drops [1] - Conversely, seven sectors, including other products, food, seafood, and agriculture, recorded gains [1] Currency Impact - The strengthening of the Japanese yen against the U.S. dollar negatively impacted export-oriented stocks, such as Toyota [1]