You can find Susano'o and the textures for it in the file 2itcacc2, as for Samehada.. I'll have a look!
Edit: You can find 3 different Samehada models and the textures in the file 3klbacc1. There are slight texture problems on the blue area, but it can easily be fixed!
Edit: You can find 3 different Samehada models and the textures in the file 3klbacc1. There are slight texture problems on the blue area, but it can easily be fixed!