InsuranceJapanese insurer eyes stable returns from mortgages, AI data centersBlackstone President Jonathan Gray, left, and Nippon Life President Satoshi Asahi spoke to Nikkei about the deal. (Source photos by Nikkei)HARUKI KITAGAWA and KENSHO MOTOWAKIJune 4, 2026 01:17 JSTTOKYO -- Nippon Life Insurance has agreed to invest 1.5 trillion yen ($9.38 billion) over five years in Blackstone's private credit, real estate and other assets, part of a trend of Japanese insurers directing their money overseas.