HONG KONG--(BUSINESS WIRE)--A.M. Best has commented that the financial strength rating of A+ (Superior) and the issuer credit rating of “aa-” of Meiji Yasuda Life Insurance Company (Meiji Yasuda) (Japan) remain unchanged following its announced acquisition of StanCorp Financial Group, Inc (StanCorp) [NYSE:SFG]. This rating commentary follows the July 24, 2015, announcement by Meiji Yasuda that it has entered a definitive agreement to acquire a 100% stake in StanCorp. The acquisition price is US