Needs review
Source: Rokugan Campaign Setting

Description: You are skilled at attacking opponents through the joints and seams in their armor

Prerequisites: STR 13, Base Attack Bonus +1

Required for: Akodo's Technique, Fury Without End, Gentle Blade of Winter, The Soul's Roar

You gain a +2 competence bonus to your attack roll if your opponent has any armor and/or natural bonus to AC. Your total bonus may not exceed the total bonus they gain from armor and natural armor. You may gain this feat multiple times. Its effects stack providing one total bonus.