The Unveiling of Indonesian New Submarine, KRI-403 Nagabanda (Improved Chang Bogo class Submarine) [1600x991] • /r/MilitaryPorn | Submarine, Kapal, Indonesia
Chang Bogo,” Korea's first submarine - YouTube
Jang Bogo - Alchetron, The Free Social Encyclopedia
Upgraded version of 1,200-ton submarine delivered to S. Korean Navy | Yonhap News Agency
South Korea gets new-age submarine to counter North | The Australian