Tanjiro's Sword made in Catia V5 and rendered in Keyshot Pro 10.

imetsu no Yaiba is a manga series by Koyoharu Gotouge. It has been released in Japan since 2016 and has been adapted as an anime television series, also known as the Demon Slayer: Kimetsu no Yaiba.

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Japan at the time of the Taisho era. Tanjiro Kamado earns his living by selling coal. But his peaceful life takes a sudden turn when a demon attacks his family and brutally kills all of them. Only Tanjiro's little sister Nezuko survives - but transformed into a demon, she now seeks even the people for their lives. To save his sister and avenge his family, Tanjiro embarks on a dangerous journey ...

Tanjiro Kamado is the main protagonist of Demon Slayer: Kimetsu no Yaiba and this is his sword.

He is a Kanoe ranked Demon Slayer and a member of the Demon Slaying Corps. He is hunting down the Demon who is responsible for the murder of his family and his sister's transformation into one.