The Vietnamese game market is experiencing rapid growth due to its young population, affordable mobile data plans, and fast communication networks. The combined number of game users and e-sports viewers is estimated to exceed 32.8 million in 2020, and the online game market has grown over 100% compared to 2015. However, Korean games are losing market share to the onslaught of Chinese games. The low price of Chinese games suitable for low-spec games and characters familiar to Vietnamese users are cited as weaknesses of Korean games. How can Korean game companies build competitiveness in the Vietnamese market? Given the difficulties in obtaining licenses and the influence of Chinese games, is the future of Korean game companies not bleak? It's time for Korean game companies to make efforts to revive Korean games in the Vietnamese market.