Kumi ?

[HiruzenSarutobi]

What in the world is Kumi and what do you use it for ?

 

[BusinessManTeno]

To buy Avas and Sigs
thats it

 

[Naruto UzRinneganMaki]

to bribe people

 

[Tento]

Yeah, that, and you can steal it in battle if you both agree.

 

[Vayne]

to bribe and give to someone if u want something or did something