ADK Corporation (株式会社エーディーケイ?), also known as Alpha Denshi Corporation (株式会社アルファ電子?), was a Japanese video game production company founded sometime in July 1980. "ADK" is an acronym for Alpha, Denshi, and the Japanese term for "corporation", Kabushiki kaisha. The company was originally independent, but later became best known in the 1990s, who partnered with SNK and created various games mainly for SNK's Neo Geo platforms, as many video games. They developed various video games for many genres, most notably their fighting games, especially the World Heroes series.