Black River (黒い河, Kuroi kawa) is a 1957 Japanese drama film directed by Masaki Kobayashi.

[a] University student Nishida moves into a rundown area near a US military base, where he gets acquainted with waitress Shizuko.

Shizuko is raped by local gangster boss Joe and, although she despises him, is unable to put an end to their subsequent affair.

After a confrontation between Joe and Nishida, who has fallen in love with Shizuko as she has with him, Shizuko kills the drunken Joe by pushing him in front of a passing army truck.

Black River was screened at the 2005 New York Film Festival in a theatrical retrospective celebrating the Shochiku Company's 110th year.