Japanese Domestic Sector (JDM) vehicles are cars built and sold in Japan for that Japanese industry. They don't seem to be exported beyond the state. Even so, over time, the JDM label has expanded to include cars and trucks that were sold outside of Japan but less than different badges https://jdmsubaruej20turboenginei89639.nizarblog.com/36923594/chevy-gm-6-2l-l86-v8-ecotec3-engine-fundamentals-explained