Genius Sonority(ジニアス・ソノリティ株式会社,Jiniasu Sonoriti Kabushiki Kaisha?) is a video game development studio, whose staff consists of programmers who have previously contributed their talents to the Dragon Quest and Pokémon series of video games.
Genius Sonority began operations in July 2001 for the original purpose of developing Pokémon games for home consoles and was officially incorporated in June 2002, with funding provided by Nintendo president Hiroshi Yamauchi’s Q Fund, a cash reserve used for Nintendo game company start-ups. Current shareholders of the company include Yamana Satoru, Nintendo, and The Pokémon Company. The company's founder and current president, Manabu Yamana, is best known as a key person at Heartbeat, a company that developed games in the Dragon Quest series for Enix. Yamana was joined in his efforts by members of Creatures Inc., the second-party Nintendo subsidiary responsible for the EarthBound series.