W Professors
English title: The Two Professors
Japanese title: W Professors
Type: ONA
Source: Game
Episodes: 3
Status: Finished Airing
Aired: Sep 25, 2018 to Oct 24, 2018
Duration: 3 min per ep
Rating: G - All Ages
Themes: Video Game

The Two Professors is a series of three CGI-animated shorts prior to the release of Pokémon: Let's Go, Pikachu! and Let's Go, Eevee! featuring Professor Oak and Professor Willow and the Mythical Pokémon Meltan. The episodes were uploaded to the official Pokémon YouTube channel beginning on September 25, 2018. 

(Source: Bulbapedia)