 Pokémon Bank was fully released on the Nintendo eShop on January 22, 2014 in Japan, February 4, 2014 in Europe, and February 5, 2014 in North America.As of an update released on January 24, 2017, "Pokémon Sun" and "Moon" have also gained compatibility with Pokémon Bank.The update allows players to send their Pokémon from their core sixth generation games to "Sun" and "Moon", though when transferred, they cannot return to the older games.