Kubikiribōcho [LIMITED]

Name: Kubikiribōcho
Type: Kenjutsu
Canon/Custom: Canon
Rank: S+1
Equipment Ability:
Blood Feud : For each successful strike that draws blood by this weapon, the sword absorbs the blood to increase its power and durability by +1 with each foe it kills. Naturally, this weapon has S+1 in cutting power and durability. This weapon cannot generate additional power unless it is fully regenerated if broken. For each instance of S-rank damage, the blade loses 20% of its length.

Regeneration: By absorbing the blood of foes, this sword regenerates 20% of its length per strike that draws blood. (One per post)
Equipment jutsus:  
Cost: 8,000 Ryo
Requirements: Kenjutsu Specialty, 2,000 words obtaining, Kiri-Nin/ Obtain from Kiri