As we reported in April of 2015, Pokémon Center Hiroshima (ポケモンセンターヒロシマ) will be the 9th Pokémon Center to open in Japan and it will have its Grand Opening on Friday June 26th, 2015. New details about the exclusive Koiking and alternate-colored Gyarados distributions and some of the exclusive merchandise have been announced by the official Pokémon website.

A Koiking and an alternate-colored Gyarados will be available for player of Pokémon X, Y, Omega Ruby and Alpha Sapphire from June 26th, 2015 until August 31st, 2015 at all Pokémon Center and Pokémon Store locations. This will be the first event distribution for Pokémon Store locations. No specific details were revealed but will be announced closer to the opening date.


Three Pikachu plushies will be available for 2000yen each: Pikachu Pretending to be Koiking (コイキングごっこピカチュウ), Pikachu Pretending to be Gyarados (ギャラドスごっこピカチュウ) and Pikachu Pretending to be Red Gyarados - Limited Pokémon Center Hiroshima (ギャラドスごっこピカチュウ 赤いギャラドスver. ポケモンセンターヒロシマ限定)


Source: http://www.pokemon.co.jp/ex/pokecen_hiroshima/