Tokyo stocks rose on Tuesday morning after Wall Street gained overnight on hopes for sooner-than-expected interest rate cuts by the U.S. Federal Reserve and a weaker yen against the U.S. dollar lifted exporters. The 225-issue Nikkei Stock Average climbed 452.59 points, or 1.18 percent, from Thursday to 38,688.66. Japanese financial markets were closed Friday and Monday for national holidays. The broader Topix index was up 7.66 points, or 0.28 percent, at 2,736.19. The dollar strengthened to the mid-154 range on expectations that the differential between U.S. and Japanese interest rates will re…