OREANDA-NEWS. A.M. Best has affirmed the financial strength rating (FSR) of A+ (Superior) and the issuer credit rating (ICR) of “aa-” of Sompo Japan Nipponkoa Insurance Inc. (SJNK) (Japan). A.M. Best also has affirmed the FSR of A- (Excellent) and the ICR of “a-” of SJNK’s subsidiary, NIPPONKOA Insurance Company (China) Limited (NKC) (China). The outlook for each rating remains stable. Concurrently, A.M. Best has affirmed the FSR of A+ (Superior) and the ICRs of “aa-” of Sompo Japan Insurance Company of America (SJA) and its reinsured affiliate, Sompo Japan Fire and Marine Insurance Company of America (SJFM), collectively known as Sompo Japan US Group (both domiciled in New York, NY). The outlook for each of these ratings remains stable. Additionally, A.M. Best has revised the outlooks to negative from stable and affirmed the FSR of A- (Excellent) and the ICR of “a-” of Canopius US Insurance, Inc. (Canopius US) (Wilmington DE).