The official Japanese Pokémon website has announced that on July 6th, 2016, the
Pokémon Center Skytree Town (ポケモンセンタースカイツリータウント) will open at the
TOKYO SKYTREE TOWN located at the base of the
Tokyo Solamachi.
It will be the 11th operating Pokémon Center to open in Japan.
TOKYO SKYTREE TOWN is a large shopping and entertainment facility packed with features. Here you'll find TOKYO SKYTREE®, Tokyo Solamachi, the shopping area with over 300 shops and restaurants, an aquarium, planetarium, and museum.
The mascots for the location will be
Pikachu and
Rayquaza. The Pokémon Center Skytree Town will stock all the normal goods and merchandise that other the Pokémon Center and Pokémon Stores carry. Further details about opening festivities will be announced closer to the opening date.
Pokémon Center Skytree Town Pikachu / Pikachu wearing a Rayquaza poncho
Sources:
http://www.pokemon.co.jp/info/2016/04/160422_p02.html and
http://www.tokyo-solamachi.jp/english/enjoy/