We affirmed our 'AA-' long-term and 'A-1+' short-term ratings on core operating subsidiaries of U.S.-based MetLife Inc. on Feb. 23, 2024, following our revised criteria for analyzing insurers' risk-based capital (see "Insurer Risk-Based Capital Adequacy--Methodology And Assumptions") We affirmed our 'AA-' ratings on MetLife Japan, reflecting our view that it is a core subsidiary within the MetLife group. The outlook is stable, in line with that on other core operating subsidiaries of the MetLife group. On March 5, 2024, S&P Global Ratings affirmed its 'AA-' long-term issuer credit and financial strength ratings on MetLife Insurance KK (MetLife Japan). At the same time, we affirmed our 'A-1+' short-term issuer credit rating on the insurer. The outlook remains stable. The outlook is