The Harrowing Story of the Family Who Saved Everyone in Demon Slayer

The Ubuyashiki family is known as the cursed lineage of the Demon Slayer Corps, woven into one of the most tragic narratives in the Demon Slayer universe. This family has been plagued by a mysterious curse resulting in the premature deaths of their children, driving them to dedicate all their efforts towards eliminating Muzan Kibutsuji.

Despite their wealth and supernatural sixth sense, the Ubuyashiki experience profound emotional suffering that often eclipses their physical pain. Each generation willingly sacrifices itself in the unyielding struggle against demons, crafting a poignant tale of loyalty versus anguish and establishing them as unforgettable heroes in their battle against evil.

Origins of the Ubuyashiki Curse and the Demon Slayer Corps

The Hashira as shown in the anime (Image via Studio Ufotable)
The Hashira as shown in the anime (Image via Studio Ufotable)

The Ubuyashiki family established the Demon Slayer Corps over one thousand years ago, stemming from their struggle against a mysterious family curse that claims the lives of young children. A priest prophesied that freeing themselves from this curse required them to dedicate their lives to hunting down Muzan Kibutsuji.

Possessing wealth and formidable skills, the Ubuyashiki family likely believed that tracking down and eliminating Muzan would be a straightforward endeavor. They faced their mission with confidence, hoping that their actions would lift the curse that plagued them.

Kibutsuji Muzan (Image via Studio Ufotable)
Kibutsuji Muzan (Image via Studio Ufotable)

In the early generations, this decision appeared reasonable, as the Ubuyashiki had the resources needed to mobilize a powerful force against Muzan, and the curse’s true devastation had yet to entirely manifest.

However, as time progressed, the situation grew increasingly dire, both before and after the era of Yoriichi Tsugikuni. Muzan proved to be an elusive target, sometimes disappearing altogether, rendering him nearly impossible to track.

Nevertheless, no Ubuyashiki member ever questioned the wisdom or ethics of continuing to have children. The curse overshadowed their lives, robbing them of their youth and forcing them to grow up under the weight of a foreboding, painful fate.

Demon Slayer: The Endless Cycle of Suffering in the Ubuyashiki Family

The Ubuyashiki Family curse (Image via Studio Ufotable)
The Ubuyashiki Family curse (Image via Studio Ufotable)

Each child born into the Ubuyashiki clan understood their frail body would succumb to ailments, losing their eyesight and suffering severe health issues until bedridden.

Despite this burden, the family perpetuated the curse by continuing to have children, thus ensuring that the tragic cycle endured. This decision to pass on such a tremendous burden could be perceived as irresponsible or even cruel.

One might assume that at some point, an Ubuyashiki would consider breaking the curse by ceasing to have children, thereby sparing future generations from further agony. However, this thought never seemed to cross their minds.

Yoriichi Tsugikuni (Image via Ufotable Studio)
Yoriichi Tsugikuni (Image via Ufotable Studio)

A striking lack of contemplation regarding the nature of the curse was present within the family. While it was clear that all Ubuyashiki children held a deep-seated animosity towards Muzan, they rarely scrutinized their own family’s role in perpetuating their misery.

Although they identified Muzan as the source of their anguish, the children overlooked their family’s actions that contributed to their suffering. The absence of blame attributed to their parents and ancestors might spring from a profound sense of loyalty and sacrifice deeply rooted in Japanese culture.

The Japanese value system highly regards the concept of service, wherein individuals set aside personal desires to fulfill the needs of the community, which may further explain the Ubuyashiki family’s unwavering commitment to their mission.

Demon Slayer: The Ubuyashiki’s Role as Leaders Despite the Curse

Muzan has been finding a way to get rid of his curse (Image via Studio Ufotable)
Muzan has been finding a way to get rid of his curse (Image via Studio Ufotable)

Intriguingly, Muzan’s criticism of the Demon Slayer Corps held some merit. From his standpoint, their existence seemed unnatural, with their purpose revolving solely around his destruction, while their lives were marred by a relentless curse.

Muzan’s contempt for the Ubuyashiki and the slayers was likely rooted in acknowledging that they were ensnared in a cycle of suffering that might have been circumvented.

Kagaya Ubayashiki as shown in the anime series (Image via Studio Ufotable)
Kagaya Ubayashiki as shown in the anime series (Image via Studio Ufotable)

However, the Ubuyashiki were extraordinary individuals who could not easily walk away from their roles. Their curse limited their life choices, often resulting in untimely deaths before the age of thirty, depriving them of the chance to lead normal lives.

They embraced their harsh reality as a duty to guide the Demon Slayers. Allowing their family line to perish would mean the Corps would lose its direction and organizational capability, creating a void in leadership that could allow demons to thrive unchecked.

Final Thoughts

Kagaya sacrificed his family to take down Muzan (Image via Studio Ufotable)
Kagaya sacrificed his family to take down Muzan (Image via Studio Ufotable)

Ultimately, while the Ubuyashiki clan’s story is tragic, their persistence is driven by an unwavering sense of duty. They devoted themselves to safeguarding the world, even at the cost of condemning future generations to the same cursed fate.

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