Needs review
Source: Secrets of the Crane

Description: You wield the katana with the grace and elegance of a Katika master.

Prerequisites: DEX 13, Way of the Crane

You may use your Dexterity modifier in place of your Strength modifier on all attack rolls with a katana or wakizashi. You must wield the katana in both hands to gain this bonus. If you also have the One With the Blade feature from the Doji Elite Guard prestige class, you gain an additional +1 on attack rolls with the katana.