Sony recently launched the Xperia 5 and is already working on a new flagship phone. This device, likely to be the Xperia 2, will be powered by the upcoming Snapdragon 865, and has now appeared on the company's official servers.
https://www.notebookcheck.net/A-Snapdragon-865-powered-Sony-Xperia-flagship-is-in-the-works.435690.0.html