This weapon is in his orignal size imported from the model c5420 (I only change the hitbox to match the length of the blade and added edited sheath version).

If you want a longer version (genichiro's version) you can find it here

(https://www.nexusmods.com/sekiro/mods/268)

and here

(https://www.nexusmods.com/sekiro/mods/225)