Selling this katana. Not sure what it's worth.

It imparts no bonus more than usual.
It is an enhancive item:
It provides a boost of 5 to Ambush Ranks.
This enhancement may not be used by adventurers who have not trained 30 times.
It provides a boost of 5 to Spiritual Lore - Summoning Ranks.
This enhancement may not be used by adventurers who have not trained 51 times.
It seems to have a lot of enhancive charges remaining.
It will persist after its last enhancive charge has been expended.
It appears to weigh about 10 pounds.
It is estimated to be worth about 2,400,000 silvers.
It is weighted to inflict more critical wounds, but exactly how much requires assessment.
It is predominantly crafted of steel.
It is a basic project (182 difficulty) for an adventurer to modify.