NDA Training Starts at Manasa Defence Academy – Your First Step Towards Becoming an Officer If your dream is to wear the uniform and serve the nation as an officer in the Indian Army, Navy, or Air Force, then your journey begins here. NDA Training has officially started at Manasa Defence Academy, one of the most trusted and result-oriented defence coaching institutes in Visakhapatnam, Andhra Pradesh. Manasa Defence Academy is dedicated to transforming young aspirants into disciplined, confident, and capable future officers through professional NDA training after 10th and 12th.