Nintendo Co., Ltd. is a Japanese video game manufacturer with headquarters in Kyoto, Japan. Founded on September 23, 1889 by Fusajiro Yamauchi, Nintendo started by produced handmade hanafuda cards and moved into video games in 1974 by securing the rights to distribute the Magnavox Odyssey video game console in Japan. Nintendo's first hardware was in 1977, with the Color TV Game home video game consoles and today Nintendo is the most successful video game company in the world with a market value of over US$ 85 billion.

Namco Bandai Games Inc., is a Japanese company. On September 29, 2005, Namco officially merged with Japanese toymaker Bandai to form Namco Bandai Holdings Inc., one of the largest entertainment companies in Japan. Namco became a wholly owned subsidiary of the holding company. Then on March 31, 2006, Namco merged with Bandai's video game operations and was renamed Namco Bandai Games Inc. Some of the company's most famous games are Pac-Man and the Tekken franchise. They also own a patent to make minigames during loading screens.

Offical Description NEXON provides the best excitement and experience to the world with various entertainment business based on games. NEXON has become the Global Fun Leader as a unique and exciting game creator, as a service leader that puts customer value first, and as a business partner that promises mutual success.Through unparalleled creativity, challenging sprit, and a customer-centered mind, NEXON strives to become a global entertainment company.

Naughty Dog, Inc. is an American video game developer, and full subsidiary of Sony Computer Entertainment, founded in 1984 as Jam Software. It is best known for its work on the PS1 Crash Bandicoot games, the PS2 Jak & Daxter games, and the PS3's Uncharted franchise.