Sega Corporation is a Japanese multinational video game developer and publisher headquartered in Shinagawa, Tokyo. Its international branches, Sega of America and Sega Europe, are headquartered in Irvine, California, and London. Its division for both console and arcade video game development, Sega Games, has existed in its current state since 2020; from 2015 to that point, the two had made up separate entities known as Sega Games and Sega Interactive Co., Ltd.. Sega is a subsidiary of Sega Group Corporation, a part of Sega Sammy Holdings. From 1983 until 2001, Sega also developed video game consoles.
Sega was founded by American businessmen Martin Bromley and Richard Stewart as Nihon Goraku Bussan on June 3, 1960; shortly after, the company acquired the assets of its predecessor, Service Games of Japan. Five years later, the company became known as Sega Enterprises, Ltd., after acquiring Rosen Enterprises, an importer of coin-operated games. Sega developed its first coin-operated game, Periscope, in 1966. Sega was sold to Gulf and Western Industries in 1969.