Grin AB was a video game developer based in Stockholm, Sweden. Founded by Bo and Ulf Andersson in 1997, Grin worked on numerous titles for the PC, consoles and arcade. Grin filed for bankruptcy and was closed on August 12, 2009, and its founders went on to create Overkill Software.

Square Enix Holdings Co., Ltd. is a Japanese multinational holding company, video game publisher and entertainment conglomerate. It releases role-playing game franchises, such as Final Fantasy, Dragon Quest, and Kingdom Hearts, among numerous others. Outside of video game publishing and development, it is also in the business of merchandise, arcade facilities, and manga publication under its Gangan Comics brand.