In order to succeed in『Operational Control(OPCON) transfer』and『Military Reform Plan 2020』, the Republic of Korea military must enhance operational capability to prepare for the future war Ministry of National Defense(MND), Joint Chief of Staff(JCS), the Army, the Navy and the Air force plan to adopt ‘Wargame System’ in many national defense fields We can effectively manage defense-related programs, make rational decisions, reduce budget for exercises and training, and experience simulated wars by using the ‘Wargame system’ It is a very effective means that we can economically achieve the completion of national defense preparations limited resources(budget, personnel etc.). Since the adoption of the ‘Wargame System’ is one of the most urgent tasks we face. it is highly recommended to adopt the ‘Wargame System’ in various fields of the national armed forces.