Katana

Katana (刀) is a traditional Japanese sword.

Description
Katanas are traditional Japanese swords. These swords were introduced into the New World by the Eight Greed Kings around five hundred years ago. Katanas are a popular item sought out by many warriors. The only place they are forged and produced is the fallen capital of the Eight Greed King's empire, Eryuentiu.

Abilities
Despite being non-magical weapons, katanas are praised for their sharpness. The New world inhabitants hold them in high regard as they possess a superior cutting ability compared to ordinary magic weapons.

Trivia

 * The price to obtain a katana is said to make one's eyes explode.
 * Brain Unglaus owns such a blade.