Japan Military Profile 2013

Military branches

Japanese Ministry of Defense (MOD): Ground Self-Defense Force (Rikujou Jieitai, GSDF), Maritime Self-Defense Force (Kaijou Jieitai, MSDF), Air Self-Defense Force (Koukuu Jieitai, ASDF) (2011)

Military service age and obligation

18 years of age for voluntary military service; Maritime Self-Defense Force mandatory retirement at age 54 (2011)

Manpower available for military service

males age 16-49: 27,301,443
females age 16-49: 26,307,003 (2010 est.)

Manpower fit for military service

males age 16-49: 22,390,431
females age 16-49: 21,540,322 (2010 est.)

Manpower reaching militarily significant age annually

male: 623,365
female: 591,253 (2010 est.)

Military expenditures

0.8% of GDP (2006)