Konami Holdings Corporation (株式会社コナミホールディングス Kabushikigaisha Konami Hōrudingusu), commonly referred to as Konami, is a Japanese entertainment company. It operates as a product distributor (which produces and distributes trading cards, anime, tokusatsu, slot machines and arcade cabinets), video game developer and publisher company. It also operates health and physical fitness clubs across Japan.
Konami is famous for popular video game series such as , Castlevania, Suikoden, Contra, Dance Dance Revolution, Frogger, Gradius, Metal Gear, Pro Evolution Soccer, Silent Hill , Zone of the Enders and Yu-Gi-Oh!. Konami is the twentieth-largest game company in the world by revenue.
The company originated in 1969 as a jukebox rental and repair business in Toyonaka, Osaka, Japan, by Kagemasa Kōzuki, who remains the company's chairman. The name "Konami" is a conjunction of the names Kagemasa Kōzuki, Yoshinobu Nakama and Tatsuo Miyasako.
Konami is currently headquartered in Tokyo. In the United States, Konami manages its video game business from offices in El Segundo, California and its casino gaming business from offices in Paradise, Nevada. Its Australian gaming operations are located in Sydney. As of March 2016, it owns 21 consolidated subsidiaries around the world.
Konami is also known for its password, the Konami Code, which traditionally gives many power-ups in its games. Although variants also exist, as in the Parodius series, and button naming can differ depending on the controller used, the classic NES combination is: ↑, ↑, ↓, ↓, ←, →, ←, →, B, A. However, use of this code in more recent Konami productions has been sparse.