Happy Elements K.K. is a Japanese game developer and publisher founded in April 2010. It opened its Kyoto development studio in 2011 and began offering mobile online games that year. The company develops original intellectual properties and extends them through live performances, music, animated series, licensing, and merchandise. Its titles include Ensemble Stars!, which received a Google Play Best Game award and the Famitsu Award 2015 Rookie Award.
Kotensoft