Japan Ground Self-Defense Force
File:BMDs of Sloviansk self-defense.jpg - Wikipedia
Krav Maga - Wikipedia
Self defense: Hapkido? Combat Hapkido???
Krav Maga - Wikipedia
Self Defense Fleet - Wikipedia
Type 87 self-propelled anti-aircraft gun - Wikipedia
File:Popular Self Defense Force Members, 1969 (16240515848).jpg
Japan Self-Defense Forces Service Ribbon - Wikipedia