Konami Digital Entertainment Co., Ltd. (コナミデジタルエンタテインメント, Konami Digital Entertainment) is a leading developer and publisher of numerous popular and strong-selling toys, trading cards, anime, tokusatsu, slot machines, arcade cabinets and video games. Konami is known for many different popular video game series, such as Metal Gear, Castlevania, Bomberman, Goemon, Contra, Gradius, Silent Hill, Frogger, and the rhythm video game franchise BEMANI featuring beatmania IIDX, Dance Dance Revolution and many other series from it.
Solid Snake from Konami's flagship Metal Gear series appears as a playable character in Super Smash Bros. Brawl. In addition, many other elements from Konami's Metal Gear series, such as Gray Fox, Shadow Moses Island, and Metal Gear REX, appear in Brawl as well. Otacon, Colonel Roy Campbell and Mei Ling also appear in Snake's Smash Taunt, in which they talk with Snake about the character he's battling.
Dance Dance Revolution: Mario Mix, a Mario spin-off developed by Konami, also receives representation via a sticker of Bowser from said game.
Akihiro Honda, a Konami in-house composer before his resignation did an arrangement, MGS4 ~Theme of Love~ Smash Bros. Brawl Version.
After being absent in Super Smash Bros. 4, Snake and associated Metal Gear content return in Super Smash Bros. Ultimate. Konami's long-running Castlevania series sees representation with the inclusion of Simon and his Echo Fighter Richter, as well as a Dracula's Castle stage which features several classic bosses. Death's Scythe was added as an item, being both the first item from a third-party company besides Bandai Namco, as well as the first item from a third-party playable character's series. Alucard appears as an Assist Trophy. Dracula appears as a boss in Classic Mode and Adventure Mode: World of Light. In addition, Konami-owned franchise Bomberman is represented by its titular character, Bomberman, appearing as a new Assist Trophy and DLC Mii Brawler costume. Gray Fox returns as an Assist Trophy as well. The titular Goemon of the Goemon franchise appears as a DLC Mii Swordfighter costume.