As the battle reached its climax, Tanjiro was able to knock the doll's head off and discovered that the mechanical body contained a mysterious sword. Fans of the manga will recognize this sword as the one carried by Yoriichi Tsugikuni himself.
Demon Slayer: Swordsmith Village Arc will see Tanjiro obtaining the 300 years old Nichirin blade of the legendary Yoriichi Tssugikuni.
After Tanjiro chipped his sword in his battle against Upper Rank Six, Hotaru trained more to make a stronger sword. Hotaru demonstrated his professionalism and expertise when he polished and sharpened the 300-year-old blade left in Yoriichi Type Zero while completely ignoring the wounds he received from Gyokko.
Demon Slayer: Kimetsu no Yaiba Swordsmith Village Arc episode #2 sees Tanjiro discover the "secret weapon" hidden in the Swordsmith Village; a battle training doll called Yoriichi Type Zero.
It was Yoriichi's sword, he found it inside Yoriichi Type Zero doll when he destroy the head. And then hotaru took the sword to fix it. Tanjiro also use Kyojuro's tsuba in this sword.
He was a genius when it came to swordsmanship and nearly killed Kibutsuji Muzan all by himself. So now, Tanjiro, the protagonist of the Demon Slayer series, has access to a sword that belonged to the best swordsman to have ever lived.
Some of the characters who have faced Yoriichi and survived
This happened due to a treatment that had gone wrong. While he was being treated, Muzan killed the doctor because he was not able to observe any results.
Toho Co., Ltd. Black is the most mysterious color of all the blades, and is held by the main character, Tanjiro. It is a rare blade and represents the sun; it also holds a theory that the demon slayers who own this sword are not to live a long life.
Tanjiro's connection to Yoriichi is not through blood relation, but through their similar appearances, which is due to the divine nature of Sun Breathing. (Also Read: Did Demon Slayer hire a Bollywood director for Season 3?
In the Demon Slayer manga's final chapter, Yoriichi and his family have been reincarnated and are seen in the deep background of a panel as Tanjiro's own descendants head to school.
Since the mechanical doll was based off Yoriichi Tsugikuni, it had to be given six arms to recreate his swordsmanship style, the doll was also able to execute 108 various moves and is said to be stronger than an average human.
As a Demon Slayer, Yoriichi Tsugikuni carried a fairly standard Nichirin katana - deep black in color, that changed bright red during combat. This is the sword that appeared out of the neck of the doll at the end of Demon Slayer season three's second episode.
Tanjiro's ancestor was a good friend of Yoriichi and arguably was one of his only true friends. Therefore Yoriichi gave the earrings as a gift, and since then they have been passed down the generations until they reached Tanjiro.
Overview. Nichirin Blades can turn into virtually any color dependent on the user and their Breathing Style, however, there is one color that cannot be accessed, which is a bright red color. This color was first discovered by Yoriichi Tsugikuni when he became a Demon Slayer due to his Sun Breathing.
Overall Abilities: Yoriichi is the strongest Demon Slayer in history, being born with the Demon Slayer Mark, access to the Transparent World, and Selfless State, as well as possessing a physique polished to the highest caliber and innate swordsmanship talent.
Tanjiro's Black Sword
Of course, the one who takes the top spot in terms of the best swords in Demon Slayer is Tanjiro's black Nichirin blade.
Tanjiro Kamado wields a black Nichirin blade, but the symbolism of such a sword was initially unknown. Black blades are seen as a rarity, as demon slayers who wield them are doomed to die young. No wielder of a black sword has ever become a Hashira, either. However, this is all superstition.
So to compare Tanjiro's Demon form in which he's immune to sunlight, and also has the prowess of Sun Breathing, it would give him an upper hand, but still he would lose to Yoriichi.
As Yoriichi spoke of his regret for coming to his house to eat free food, Sumiyoshi tries to remind him that he had saved him and his family, and they owe him great gratitude for it.
Yoriichi would be able to defeat every single Hashira on this list without breaking a sweat. Such was his reputation and skill in swordsmanship.
The Bright Red Nichirin Sword may be a thing of beauty, but it takes a skilled and powerful Demon Slayer to wield it. And Tanjiro is just the man for the job. Not only does he possess the strength and agility needed to handle such a weapon, but he has also awakened his Demon Slayer Mark not once but twice.
The World's Oldest Swords
The oldest swords ever discovered are the Arslantepe swords. Found in modern-day eastern Turkey and dating to around 3300 BC, these first swords predate the production of bronze and are made of an arsenic copper alloy.
Katzin brought the sword ashore after fearing it could be further buried under the sea's shifting sands. He then reported his find to the IAA and was given a certificate of appreciation for "good citizenship," an IAA spokesperson said.