https://www.janes.com/defence-news/news-detail/south-korea-to-develop-unmanned-technologies-for-k1-mbt-and-k9-sphs11 August 2020
South Korea to develop unmanned technologies for K1 MBT and K9 SPHs
Key lines of research include a common remote-control architecture and remote driving as well as autonomous navigation technology. The agency will also explore mission systems that address the unique characteristics of both MBT and SPH operations, such as mobile target remote aiming and tracking technology for the former.

Concept art depicting a possible configuration for an unmanned K1 main battle tank. (KIMST)