KaTaNa-2 samurai sword Low-poly (Polygon mesh 3D model) is available on CGTrader for $10. Original author: Mattia-Ly. Specs: 395145 polys, 401391 verts.
OBJ (OBJ, filesize: 93 MB), BIP (KeyShot, filesize: 63.9 MB), GLTF (glTF, filesize: 147 MB), 3DM (Rhinoceros 3D, filesize: 38.8 MB)