A ninja dagger once used by ninja in the past whose can withstand alcohol.
It must be equipped with another Ninja sword, Surudoi Kaze, to show its true power.

When equipped with Surudoi Kaze:
Every 3 refine levels, ATK +10.
Every 5 refine levels, ATK +2%.

If total refine level of entire set at least +14:
Increases damage of Cross Slash by 25%.

If total refine level of entire set at least +16:
Reduces cooldown time of Cross Slash by 2 sec.

If total refine level of entire set at least +18:
Enables the use of Distorted Cresent, skill level based on learned level of Shadow Trampling.
Enables the use of Shadow Trampling, skill level based on learned level of Distorted Cresent.

If total refine level of entire set at least +20:
Increases damage of Cross Slash by 25%.

More Information on Combo:

• Ancient Hero Boots[1] , Surudoi Kaze[2] & Kiri no Tsuyu[2]
• Surudoi Kaze[2] & Kiri no Tsuyu[2]