Minori (みのり) is a Japanese visual novel company (previously the software division of CoMixWave until April 2007). Their most successful game is Ef: A Fairy Tale of the Two., which has had a manga and two anime television series based on it, and was ported to the PlayStation 2 in April 2010. They use Musica as their main engine. Several of their games' opening movies are animated by Makoto Shinkai
Source: Wikipedia, "[en.wikipedia.org/wiki/Minori_%28company%29 Minori (company)]", available under the CC-BY-SA License.