Reorganized into Research Planning Division and 7 reaearch centers including center for reserve forces

Reorganized into Research Planning Division and 6 reaearch centers

'Division of Military Spiritual Power' transferred to the activation unit of 'Defence Institute for Spiritual Force'

Division of Military Spiritual Power subordinated to the RINSA (Currently, 2 Research Division and 7 Research Centers)

Reorganized into 7 Research Centers

Reorganized Into 4 Research Divisions and 1 Research Center

‘Division of Collective Security Research’ closed

‘Division of Resource Management/Collective Security Research’ founded and added

‘National Defense Leadership Research Center’ renamed into ‘Development Institute of National Defense Leadership’

‘Center for International Peace Support’ founded

‘Division of Psychological Forces’ and the ‘Division of Job Training’ was combined and became subsidiaries to the ‘Institute of Psychological Strategy Research’

‘Division of Leadership Research’ renamed into ‘National Defense Leadership Research Center’

‘Division of Leadership Research’ added. ‘Division of National Defense Management Science Research’ renamed into ‘Division of National Defense Information Science Research’

‘Division of Psychological Strategy Research’ separated into an independent research institution