On December 7, 2011 Japanese publisher Koei Tecmo acquired the company from its previous owner Keiken Holdings for 2.2 billion yen as a wholly owned subsidiary.

[5][6] In 2015, Gust released a new site called "Gust Social" exclusively for its social games, starting with Nights of Azure, Atelier Sophie and Ciel Nosurge as the first advertised, for the purpose of improving communication with fan feedback.

[9] In March 2020, Gust transferred its main studio from its building in Nagano to the newly completed Koei Tecmo headquarters in Minato Mirai 21.

[10] Games developed by Gust are known for their alchemy and item-crafting systems, distinctive character designs, and traditional or "old-school" graphical and storytelling style.

Gust maintains an extensive official fan-oriented web site, Salburg.com, featuring game information, news, contests, write-in columns, employee journals, fan-participation campaigns, mini-games, and shopping.