Chosa may refer to:
* Chōsa Station, a railway station of JR Kyushu Nippō Main Line in Aira, Kagoshima, Japan
* chosa herring, ''Clupea pallasii suworowi'', a subspecies of the Pacific herring, ''Clupea pallasii''
* a Mikoshi, portable shrine in Japanese festivals
* Children of South Africa (CHOSA), nonprofit charity that locates and supports community-based organizations (CBOs) in South Africa which reach out and take care of orphans and other vulnerable children in South Africa
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