The Amu Plaza Oita location will open on April 16th, 2015 but it was announced on the official Japanese Pokémon website on October 2nd, 2014. The Grand Opening was announced on the official Japanese Pokémon website on March 27th, 2015. This will be the 7th Pokémon Store location to open in Japan. The shop will feature Pikachu Yukata merchandise. Details of this Pokémon Store have been added to our content database page.

Amu Plaza Oita Pokémon Store Exclusive Merchandise

Yukata Pikachu Plushie - 1500yen (ぬいぐるみ 浴衣ピカチュウ　1,500円)
Mascot Yukata Pikachu - 860yen (マスコット 浴衣ピカチュウ　860円)
Print Cookies Yukata Pikachu Pokémon Store Oita ver. (プリントクッキー 浴衣ピカチュウ ポケモンストア 大分ver.　463円)

Source: http://www.pokemon.co.jp/info/2015/03/150327_p01.html