Ryu Ga Gotoku Studio is a video game developer housed within the Japanese video game company Sega as part of its Sega CS Research and Development No. 1 division. It is known for developing the games in the Like a Dragon series, which the studio is named after, since Yakuza 5.

Sega Sammy Holdings Inc. is a Japanese global holding company and conglomerate formed from the merger of Sega and Sammy Corporation in 2004. Both companies are involved in the amusement industry.