Trivia / Brain Age

  • Doing It for the Art: Concentration Training's Music Appreciation mode has 33 original music tracks whose only purposes are to be appreciated and help you relax.
  • Late Export For You: Concentration Training was going to be released in Europe in 2013, some time later the American release, but for some reason the release was cancelled... until the April 2017 Nintendo Direct revealed that the game was finally going to be released in July 2017, 4 years after the originally intended release date and exactly 5 years and 5 months after the Japanese release.