"Progear" was a collaboration effort with Capcom by most of the same team that worked on previous projects at CAVE, serving as their first horizontally scrolling shooter game, in addition to being the six shoot 'em up title from the company and their eight video game overall. Kenichi Takano served as producer with director Junya Inoue. Tsuneki Ikeda served as chief programmer alongside Satoshi Kōyama and Takashi Ichimura. Akira Wakabayashi, Fusayuki Watariguchi, Hiroyuki Tanaka and Kengo Arai acted as designers. The soundtrack was composed by Yukinori Kikuchi, with Ryūichi Yabuki creating the sound effects.