IJA may refer to:
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Imperial Japanese Army
The Imperial Japanese Army (IJA; , ''Dai-Nippon Teikoku Rikugun'', "Army of the Greater Japanese Empire") was the principal ground force of the Empire of Japan from 1871 to 1945. It played a central role in Japan’s rapid modernization during th ...
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International Journal of Astrobiology
The ''International Journal of Astrobiology'' (IJA) is a peer-reviewed scientific journal established in 2002 and published by Cambridge University Press that covers research on the prebiotic chemistry, origin, evolution, distribution, and futur ...
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International Jugglers' Association
The International Jugglers' Association or IJA is the world's oldest and largest nonprofit circus organization, and is open to members worldwide. It was founded in the United States in 1947, with the goal of providing, "an organization for ju ...
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International Journal of Audiology
The ''International Journal of Audiology'' is a monthly peer-reviewed medical journal covering research in audiology, including psychoacoustics, anatomy, physiology, cellular and molecular biology, genetics, neuroscience, speech and hearing science ...
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International Juridical Association
The International Juridical Association (IJA; 1931–1942) was an association of socially minded American lawyers, established by Carol Weiss King
and considered by the U.S. federal government (in the form of the U.S. House Un-American Activities ...
(1931–1942)
{{disambiguation