So yeah, some Toni Kensa-styled skins made by Nightmare Danish, ported to Gmod.

Be reminded that you need:
Ninjala Weapons - The weapons for applying the textures on.
https://steamcommunity.com/sharedfiles/filedetails/?id=2202993513
Extended Spawnmenu - For searching the textures.
https://steamcommunity.com/sharedfiles/filedetails/?id=104603291
Sub Material Tool - Applying the textures.
https://steamcommunity.com/sharedfiles/filedetails/?id=405793043

And here's the original SFM version:
https://steamcommunity.com/sharedfiles/filedetails/?id=2449939843

Textures include
project_kensa_ninjala\Kensa_board.vtf
project_kensa_ninjala\Kensa_katana.vtf
project_kensa_ninjala\Kensa_katana_nrm.vtf
project_kensa_ninjala\Kensa_hammer_base.vtf
project_kensa_ninjala\Kensa_hammer_head2.vtf

Credits :
GungHo - Ninjala
Nightmare Danish - Original creator of the textures.
NeoLin - Porting to Garry's Mod.