Zoro's ability to use the Nine Sword Style symbolizes his evolution as a swordsman.

In total, 31 Japanese swords of various styles line an exhibition room at the museum. Some of them are as valuable as government-designated important cultural properties, officials said.

Zoro developed King of Hell Three Sword Style: 103 Mercies - Dragon Damnation in Wano, using Enma power. The technique combines Supreme King and Armament Haki, increasing Zoro's attack power ...