The name Konami is a portmanteau of the names of three founding members: Kagemasa Kōzuki, Yoshinobu Nakama, and Tatsuo Miyasako. 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.

Konami also publishes the Yu-Gi-Oh Trading Card Game. Konami is the nineteenth-largest game company in the world by revenue.

Additionally, Konami owns Bemani, known for Dance Dance Revolution and Beatmania, as well as the assets of former game developer Hudson Soft, known for Bomberman, Adventure Island, Bonk, and Star Soldier. Konami's video game franchises include Metal Gear, Silent Hill, Castlevania, Contra, Frogger, Tokimeki Memorial, Parodius, Gradius, Yu-Gi-Oh!, Suikoden, and eFootball. Konami has casinos around the world and operates health and physical fitness clubs across Japan. The company also produces and distributes trading cards, anime, tokusatsu, pachinko machines, slot machines, and arcade cabinets. Konami Group Corporation ( Japanese: コナミグループ株式会社, Hepburn: Konami Gurūpu kabushiki-gaisha.) is a Japanese multinational entertainment company and video game developer and publisher headquartered in Chūō, Tokyo.

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