Needs review
Source: Rokugan Campaign Setting

Description: You are skilled at using the katana and wakizashi simultaneously.

Prerequisites: Base Attack Bonus +1, WIS 13, Martial Weapon Proficiency (Katana + Wakizashi)

Required for: Heart of the Dragon, Way of the Dragon

When wielding a katana in your main hand and a wakizashi in your off-hand you fight as if you have the following feats: Exotic Weapon Proficiency (Katana) and Two-Weapon Fighting