Triangle Service is a small Japanese video game developer. They develop games in the shoot 'em up genre (known as STG in Japan). It was founded by programmer Toshiaki Fujino in 2002.
Fujino had previously been a programmer of Konami Computer Entertainment Japan East and the defunct Japanese branch-office of Korean manufacturer Oriental Soft. Fujino began independent development in 2001 before founding his own studio in 2002, named Triangle Service.
<small> Contains Exzeal and Shmups Skill Test<br> Only available via Games on Demand<br> Compilation release</small>