日本角鲨（学名：Squalus japonicus），又名日本棘鲛，是软骨鱼纲角鲨目角鲨科的一种。

本鱼分布于西太平洋区，包括日本东南部、朝鲜半岛、**、中国、菲律宾、马来西亚、越南等海域。

The Japanese spurdog, Squalus japonicus, is a dogfish, a member of the family Squalidae. It is found in the western Pacific Ocean – southeastern Japan and the East China Sea, including the Republic of Korea, the Philippines, and the Arafura Sea.