Compile Heart
is a Japanese video game developer founded on June 2, 2006 as a subsidiary of Idea Factory. The company was formerly managed by Compile's former executive Masamitsu "Moo" Niitani, most well known as the creator of the "Madou Monogatari" and "Puyo Puyo" series, before his retirement in December 2012. Compile Heart is primarily known for its "Hyperdimension Neptunia" and "Record of Agarest War" brands.