...We expect Olympus Corp.'s debt-to-EBITDA ratio will recover to below 1.5x, one of our downgrade thresholds, by the end of March 2022. The ratio will likely deteriorate to around 2.5x as of the end of fiscal 2020 (ending March 31, 2021), due mainly to the impact of the COVID-19 pandemic, and in part to several small acquisitions. However, we expect the ratio will recover to and stay at a level commensurate with the rating in fiscal 2021 and thereafter. This is based on our view that the company's performance and EBITDA will likely rebound as the pandemic recedes....