Throughout the entire One Piece franchise, swords are the most common weapon of them all. Many of the most powerful Marines and Pirates in the setting have proven their immense strength as masters of the blade, cementing themselves as legends of the world in the process because of how strong they are with their weapons of choice.
As such, these characters tend to use some of the most powerful swords on the planet, each of which are named and graded into distinct categories. In this article, let’s go over every named blade in One Piece and break down their wielders’ strength to see exactly why these armaments are so legendary.
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Two Named Regular Grade Blades Are Known
The Lowest of the 4 Grades
Within the lowest ranks of the Graded swords in One Piece, there are those that fall into the regular ‘Graded’ or ‘Named’ swords category. Essentially, these are just a step up from any other sword one can find being used by regular people or henchmen in the setting, with the most popular one being the Sandai Kitetsu that Zoro got at Loguetown and still uses to this day. While not really strong, Grade Blades still hold some power over unnamed swords.
Known Grade Blades:
Sandai Kitetsu – The most basic of the Kitetsu lineage, currently used by Zoro
Shigure – A Grade Blade that withstood strikes from the Wado Ichimonji, currently used by Marine Captain Tashigi
Seven Of The 50 Skillful Grade Blades Are Known
Notably Powerful Weapons
Above the regular Grade Blades in the series are the Skillful Grade Blades. At this stage, the caliber of the weapons increases drastically, putting them far above even the Grade Blades in terms of strength and quality, though they are still far inferior to the ones above them. Despite this, these are exceptionally strong, durable, and sharp blades that are noted for their light weight and ease of use along with their strength.
Known Skillful Grade Blades:
Yubashiri – A powerful sword that was the family heirloom of Ipponmatsu and was later gifted to Zoro, was destroyed on Thriller Bark
Oto and Kogarashi – Twin blades used by the legendary Golden Lion Shiki, whereabouts unknown
Kashu – A notable sword belonging to Mr. 11 of Baroque Works, currently with Tashigi after she defeated him in a duel
Kosho – The first sword used by Trafalgar Law, got destroyed in his battle with Kalik Meidara
Zangetsumaru – A sword valued at 2 million Beries, nothing else is known
Kyokuen – A powerful sword that Law compares to Kosho
Rearrange the covers into the correct US release order.

Rearrange the covers into the correct US release order.
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Five Of The 21 Great Grade Blades Are Known
Some of the Strongest Weapons
The 21 Great Grade Blades are weapons that are used by some of the most legendary figures in the setting, which speaks about their unparalleled quality and strength. The few Great Grade Blades that are known are forged by blacksmiths who are just as legendary as their weapons. As such, these armaments have a great legacy and can only be used by master swordsmen to bring out their full strength, as they are renowned for their speed and power, and in the right hands, they can very easily stand up to even Supreme Grade Blades.
Known Great Grade Blades:
Shusui – The strongest Great Grade Blade of them all that got turned into a Black Blade and was used by Sword God Ryuma and Zoro, was returned to Ryuma’s grave on Wano
Enma – One of the legendary swords of Kozuki Oden which draws out the user’s Haki, currently being used by Zoro
Ame no Habakiri – Oden’s other sword that’s implied to be just as strong as Enma, currently in the possession of Kozuki Momonosuke
Wado Ichimonji – One of the greatest creations of Shimotsuki Kouzaburou, passed down to Zoro and is currently being used by him as his oldest sword
Nidai Kitetsu – The second-strongest cursed Kitetsu sword from centuries past, currently in the possession of Kozuki Sukiyaki
Five Of The 12 Supreme Grade Blades Are Known
The Greatest Weapons in the Setting
When it comes to the most powerful weapons in One Piece, the Supreme Grade Blades hold this title. Although the jury is still out about whether the weapons of this tier are only blades, it’s known that they belong to the absolute pinnacle of strength in the series, which is why they are only used by the strongest characters. Despite their strength, they are notably unruly since they can only be wielded by the pinnacle of strength in the verse, effortlessly cutting down entire mountains and other giant structures with ease. In terms of quality and sheer destructive output, nothing else comes close.
Known Supreme Grade Blades:
Yoru – The strongest sword in the world that is simultaneously a Supreme Grade Sword and a Black Blade, currently being used by Mihawk, the World’s Strongest Swordsman
Ace – The powerful cutlass of the late Pirate King Gol D. Roger that stood up to other weapons of similar strength, its whereabouts are unknown
Murakumogiri – The massive Naginata wielded by Whitebeard that clashed with other Supreme Grades and couldn’t be wielded by anyone else, currently marks Whitebeard’s grave
Yakuza Kasen – A short but powerful Shikomizue sword that can be imbued with gravity powers, currently used by Admiral Fujitora
Shodai Kietsu – The strongest and oldest of the Kitetsu lineage forged on Wano, said to have the most potent curse and to be unparalleled in terms of strength and quality, currently being used by the Elder Ethanbaron V. Nusjuro
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There Are Many Ungraded Swords
Unknown Origins
Just as there are many notable named and graded swords in the One Piece franchise that boast incredible strength and versatility, there are many more blades that simply haven’t ever been graded. Depending on the characters they belong to, these weapons can range from regular graded blades to perhaps even Supreme Grade Blades.
Notable Ungraded Blades:
Gryphon – Shanks’ sword
Soul Solid – Brook’s sword
Franken – General Franky’s sword
Napoleon – Big Mom’s soul-infused blade/homie
Cat Claws – Kuro’s glove blades
Nakiri Swords – The swords used by Johnny and Yosaku
Daisenso – Krieg’s shield-blade
Kiribachi – Arlong’s three-pointed sword
Terry Sword – A massive blade used by Dorry
Bamboo – A powerful longsword used by Rear-Admiral T-Bone
Funkfreed – Spandam’s sword that has a Devil Fruit power
Punishers – Killer’s spinning wrist scythes
Warabide Sword – Basil Hawkin’s sword
Kessui – Hanyabal’s Naginata
Raiu – Shiryu’s sword
Kirisame – Thick ocean blade used by Hody Jones
Durandal – The powerful saber of Cavendish
Same-Kiri Bocho – Massive cleaver used by Bastille
Shirauo – A huge Nodachi used by Charlotte Amande
Pretzel – The straight sword of Charlotte Cracker
Soto Muso – Kawamatsu’s Katana
Konpira – Gion’s Katana
Kikokou – Trafalgar Law’s cursed longsword
Kakusan & Sukesan – Kin’emon’s dual Katanas
One Piece can be streamed on Crunchyroll.

