Nintendo Japan has revealed 2 new Pokémon Nintendo 3DS themes: Full Power Z-Moves (ゼンリョクのＺワザ) and Adventure Partner (冒険のパートナー). Each theme costs 200yen. All themes are available for purchase as of December 28th, 2016 on the Japanese Nintendo 3DS eShop store.
Full Power Z-Moves (ゼンリョクのＺワザ)
Features: Incineroar and Primarina on the bottom screen with Decidueye and Pikachu on the top screen. Music:Sun and Moon OST - Battle Royal
Adventure Partner (冒険のパートナー)
Features: The Sun and Moon starters Litten, Popplio and Rowlet on both screens. Music:Sun and Moon OST - My Home
