There is no prominent public figure or artist widely known by the name "Shoetsu Otomo." It is likely a misspelling or a conflation of:
Without specific information on Shoetsu Otomo, determining a direct connection between Shoetsu Otomo and Reona Link is challenging. It's possible that Shoetsu Otomo might be involved in the production, writing, or directing of anime or music videos that Reona has been a part of, but without concrete data, any assertions would be speculative. shoetsu otomo reona link