Toshi is a company featured in Grand Theft Auto IV and Grand Theft Auto V. It appears to be a manufacturer of electronics, like ThriftEX and Panoramic. In Liberty City, some people put Toshi headphones on their head. In Luis' apartment there is a Toshi gaming console. Toshi is a parody of Toshiba.
Toshi is also featured in GTA V, where it makes gaming consoles, headphones and other electronic equipment.