Triangle Service is a Japanese video game developer founded in 2000, known for its focus on the shoot 'em up (shmup) genre. The studio gained recognition for its unique blend of traditional arcade gameplay with modern design elements, launching notable titles such as "Deltazeal," "Exzeal," and "Xiizeal." These games have become staples in the shmup community, showcasing the studio's commitment to high-quality graphics and engaging mechanics. Key personnel include founder and lead developer Kiyoshi Yoshikawa, who has been instrumental in shaping the studio's creative vision. Triangle Service has made significant contributions to the gaming industry by innovating within the shmup genre, particularly through the introduction of scoring systems and gameplay mechanics that enhance player engagement. The studio specializes in arcade-style shooters, with a focus on both traditional and contemporary gameplay experiences. Their titles, including "Trizeal Remix" and "Minus Zero," have garnered a dedicated following and have influenced the design of subsequent shmup games. Triangle Service has received various accolades for its work, including recognition at gaming festivals and awards for excellence in game design, solidifying its reputation as a key player in the arcade gaming landscape.