OK, some major updates.
Pokemon.com just posted the synopsis for the next episode, and the title isn't just Farewell, Unova!, it's Farewell, Unova! Setting Sail for New Adventures!. It is also confirmed the title of the season will be Pokémon: BW Adventures in Unova and Beyond. The Decolora Islands are now called Decolore Islands.
Source link here: Farewell, Unova! Setting Sail for New Adventures!: (Season 16 - Episode 26) | TV Episodes | Pokemon.com
Pokemon.com just posted the synopsis for the next episode, and the title isn't just Farewell, Unova!, it's Farewell, Unova! Setting Sail for New Adventures!. It is also confirmed the title of the season will be Pokémon: BW Adventures in Unova and Beyond. The Decolora Islands are now called Decolore Islands.
Source link here: Farewell, Unova! Setting Sail for New Adventures!: (Season 16 - Episode 26) | TV Episodes | Pokemon.com