Pokémon Platinum Version (ポケットモンスタープラチナ Poketto Monsutā Purachina, lit. Pocket Monsters: Platinum) is a title in the Pokémon series of video games. It was developed by Game Freak and published by Nintendo for the Nintendo DS handheld game console. It is an enhanced version of Pokémon Diamond and Pearl in the same vein as Pokémon Yellow, Crystal, and Emerald, which were remakes of Red and Blue, Gold and Silver, and Ruby and Sapphire, respectively. It was released on September 13, 2008, in Japan; March 22, 2009, in North America; May 14, 2009, in Australia and May 22, 2009, in Europe. The developers made Platinum with the intent of making it a stronger version of Diamond and Pearl, which they described as the "ultimate" Pokémon titles.