Dyna Gakki is a Japanese guitar manufacturer established in 1972 and located in Nagano. Dyna Gakki has been an OEM supplier of guitars for Fender Japan, Gretsch, Yamaki, Daion, Kaminari, Greco and Joodee. They also sell guitars under the Dyna and D-Sound Gear brand names. Circa 2022 they employed 70 workers in their factory and their main customer was Fender Musical Instruments Corporation.

Source: Dyna Music website (archived 2016)

Source: Dyna website (5 May 2022)