MS
Maritime Self-Defense Force
The Japan Maritime Self-Defense Force , abbreviated JMSDF , also simply known as the Japanese Navy, is the navy branch of the Japan Self-Defense Forces, tasked with the naval defense of Japan. The JMSDF was formed following the dissolution of the Imperial Japanese Navy (IJN) after World War II. The JMSDF has a fleet of 160 ships, 346 aircraft and 50,800 personnel.
7Mentions7Articles4Stories3Events0.00Salience
30-day activity pulse
Recent
9
Baseline
14
Ratio
0.64x
Peak
2
Peak article volume on 2026-04-01.
Event Map
Event Timeline
🇦🇺AUS
cameoplus · 2026-04-19
Production Capacity Change in Australia
NEC to supply nine types of defense equipment for three Australian frigates
🇦🇺AUS
cameoplus · 2026-04-18
Sign formal agreement in Canberra
Australia and Japan launch $7B warship deal to boost security
🇰🇷KOR
cameoplus · 2026-04-16
Meet at third location in Seoul
U.S., South Korea and Japan naval leaders meet to boost maritime security
🇨🇳CHN
cameoplus · 2026-04-01
Criticize or denounce in Beijing
Beijing questions Japan’s defense officers’ training amid security concerns
🇯🇵JPN
conflict · 2026-04-01
Change to group/activity in Camp Kengun
Japan deploys long-range missiles at Self-Defense Force bases for first time