...+ We have completed our review of our issue rating on AEON's senior unsecured debt, which we placed under criteria observation (UCO) following revision of our criteria for corporate issue ratings. + We are lowering our senior unsecured debt rating on AEON one notch to '###' and are removing the rating from UCO. + As a result, the senior unsecured debt rating on AEON is one notch lower than our long-term corporate credit rating on the company. TOKYO (S&P Global Ratings) Oct. 6, 2017--S&P Global Ratings today said that it has lowered its issue rating on AEON Co. Ltd.'s (###+/Negative/--) senior unsecured debt one notch to '###' upon completing a review of the issue rating on the Japan-based retailer. The review follows publication of our revised issue ratings criteria, "Reflecting Subordination Risk In Corporate Issue Ratings" on Sept. 21, 2017, after which we placed the rating "under criteria observation" (UCO). With our criteria review complete, we are removing the UCO designation from...