The Pokémon Company International just announced a Pokémon Direct for today.
The Direct is a special Pokémon Direct hosted by Nintendo. There will be exciting news for Pokémon fans coming today. You can watch the Direct here. After the direct ends, news will be available here.
— Nintendo of Europe (@NintendoEurope) June 5, 2017
Will this be the event that sees Pokémon for Switch announced? We will know later today. The Direct will be 8 minutes long. They may announce something else and have a teaser at the end.
Pokémon Sun and Moon are available on the Nintendo 3DS family of systems.
Source: God is Geek