CAVE Interactive Co., Ltd. is a Japanese video game company founded in 1994 by former employees of Toaplan following its bankruptcy. They are known primarily for their "bullet hell" shoot 'em ups; from 1995 up to 2013, CAVE was one of the most prolific shoot 'em up developers in the Japanese market. Alongside this, CAVE has produced a variety of other types games for arcades, home consoles, PCs, and smartphones, also dating back to 1995.

Shoot 'em ups are a sub-genre of action games. There is no consensus as to which design elements compose a shoot 'em up; some restrict the definition to games featuring spacecraft and certain types of character movement, while others allow a broader definition including characters on foot and a variety of perspectives.