Originally a doujin game circle, became famous as creators of the Higurashi no Naku Koro ni and Umineko no Naku Koro ni franchises.

1-UP Studio, Inc. is a restructured incarnation of Brownie Brown.

Five Powered & basics

A leading international publisher of independent social and mobile games.

Amusement Marketing International (AMI) was a very important for many CAVE Arcade games.

Japanese publishing company that was founded in 1987, and produced games exclusively on the Japanese market.

Access Games Inc

Acquire will continue to take on the challenge of establishing a solid brand by constantly pursuing fun and creating new software services, and playing a part in the development of the entertainment industry.

Giving shape to our idea of “interesting”. Aiming Inc. is a planner, producer, developer and operator of online games.

AlfaSystem Co.,Ltd. is a development and planning company from Kumamoto City, Japan. The company has been around since 1988.

A small Japanese developer founded by ex-Riverhill Software Employees.

Anchor, Inc. is a Tokyo based game development and CG production studio. The company was founded 1996 by Masahiro Onoguchi and his brother Kouichi Onoguchi, and has focused primarily on wrestling and fighting games.

A game manufacturing company that specializes in the development of adult and other entertainment software. Their adult games are marketed under the brand name "Leaf", while the brand "Aquaplus" is employed for products intended for the general public.

Arc System Works is a video game developer and publisher originating in Yokohama, Japan and was founded by Minoru Kidooka in 1988

Japanese developer founded by former Capcom employees. The name of the company is the founder Akira Nishitani's first name backwards.

Artdink is a Japanese developer known for its quirky, strange, unique, and innovative games.

A Japanese video game developer. Founded in 1985, Asmik largely focused on the growing console market, especially the NES/Famicom. In 1997 they merged with Ace Entertainment, a movie company, to form Asmik Ace Entertainment.

Japanese independent studio known for developing the Freakyforms series for Nintendo and their original Dragon Poker mobile titles.

“Dreams, Fun and Inspiration” is the engine for happiness.

A Japanese developer of arcade machines. Was merged into Bandai Namco Games on April 1, 2008. Popular in Japan, they have much less exposure in the United States.

Japanese game developer.

An arcade game developer. It is a subsidiary of Taito, which in turn is a subsidiary of Square Enix. They are best known for the Gunslinger Stratos series of arcade third-person shooters.

A Japanese company known for its bullet hell shoot 'em ups.

Camelot is a second party developer of Nintendo, mostly famous for their work on the Shining Force and Mario Sports titles.

Capcom began in Japan in 1979 as a manufacturer and distributor of electronic game machines.

A game software planning and development company.