Denyusya Square emerged in the gaming scene with its first notable game, The Death Trap, in 1984. This text adventure game, featuring graphics designed by part-time employee Hironobu Sakaguchi, received attention for its innovative approach to storytelling and graphics at the time. The company's dedication to collaboration among graphic designers, programmers, and professional writers is evident in titles such as Thexder.

Specializing in action and adventure genres, Denyusya Square has developed games for platforms including home computers and consoles. Their work on Thexder showcased unique features such as side-scrolling gameplay and a blend of action and puzzle-solving, influencing trends in the action genre.

The publisher has achieved significant milestones, including its independence from Denyusya Co., Ltd. in 1986 and the establishment of Square Co., Ltd. under Masafumi Miyamoto's leadership. This transition marked a pivotal moment in the company's growth and market reach.

Denyusya Square's portfolio reflects a commitment to delivering quality gaming experiences. Their contributions have resonated with players and critics alike, earning recognition for innovative gameplay and storytelling techniques.

Denyusya Square continues to shape the action-adventure genre with upcoming projects, demonstrating their ongoing influence in the industry.