“The Tampopo is a grappling move, a normal spear hand unleashed while you are pulling in the opponent. And when I say normal, I mean normal. It might be able to break flesh, but common sense dictates that it could never go all the way through – unless maybe you’re as strong as Shichika. What you just witnessed, I learned from your friend Kamakiri.”
If you looked closely.
Nanami’s fingertips – were sharp and pointy.
Nay, not her fingers, but her fingernails.
They had grown into talons.
“Wh-Whuh, whuh –“
“He only showed me this move once, and only for an instant, which is why I only got two inches out of them. Maybe if I try again, they’ll grow a little longer.

Katanagatari Omnibus 2, Page 62