It appears that Sony is preparing to launch a new 5G smartphone. Potentially, the smartphone in question could be the Xperia 5 V, which is claimed to be on track for a late summer reveal.https://www.notebookcheck.net/Sony-Xperia-5-V-rumoured-to-launch-soon-as-unreleased-Sony-5G-smartphones-surface-on-FCC-database.742990.0.html
It's usually around this time of the year we'll get a new unveiling. Probably won't be long then.