Brain Age: Concentration TrainingJPN is a puzzle video game developed and published by Nintendo, and is the third major entry in the Brain Age series, and the first entry made specifically for the Nintendo 3DS. It was first released in Japan on July 28, 2012, and was then released in North America on February 10, 2013. The game was planned to be released in Europe on April 12, 2013 under the title Dr Kawashima's Devilish Brain Training: Can You Stay Focused?; however, despite releasing fully localized information on the title, Nintendo of Europe had since announced the game's release being postponed as of April 9, 2013. No official reason was given, and the game's European release date remained suspended for the remainder of 2013 and all of 2014.Brain Age: Concentration Training features a selection of activities and minigames that are designed to stimulate and improve the player's concentration and working memory.