Cryptomeria is a genus of conifer in the cypress family Cupressaceae formerly belonging to the family Taxoiaceae; it includes only one species, Cryptomeria japonica (syn.: Cupressus japonica L.f.) . It is endemic to Japan, where it is known as Sugi (Japanese: 杉). The tree is often called Japanese Cedar in English, though the tree is not related to the cedars (Cedrus).