Kasagi may refer to:
Japanese aircraft carrier Kasagi: see Unryū class aircraft carrier Japanese cruiser Kasagi Kasagi Dam Kasagi Station Kasagi class cruiser Kasagi, Kyoto Siege of Kasagi A part of a torii
People with the surname Nozomu Kasagi (born 1974), film director , Japanese rower Shizuko Kasagi (1914–1985), singer and actress