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Facts about Kiriya Ubuyashiki, the Leader of the Demon Slayer Corps

Kiriya Ubuyashiki plays the 98th Leader of the Demon Slayer Corps in Demon Slayer: Kimetsu no Yaiba.
Kiriya Ubuyashiki (5)
Kiriya Ubuyashiki. Source: WikiFandom
Article Summary
  • Kiriya Ubuyashiki is the 98th Leader Demon Slayer Corps, leading the strategy and mapping of Infinity Castle until the defeat of Muzan Kibutsuji.
  • He was once physically weak and cursed, but after Muzan was defeated the curse was removed, allowing him to live a long life and become Japan's oldest man.
Disclaimer: This summary was created using Artificial Intelligence (AI)

Facts about Kiriya Ubuyashiki, the Leader of the Demon Slayer Corps

One of the most unique male characters in Demon Slayer: Kimetsu no Yaiba is Kiriya Ubuyashiki.

He is the last leader of Demon Slayer Corps After his father died at a young age, he had to take over all the responsibilities of leading the Demon Slayer Corps in fighting against Muzan Kibutsuji and Twelve Kizuki.

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Since his appearance in Episode 4 of the anime until he became the Leader of the Demon Slayer Corps, he showed his strong and fragile side which was forced to grow quickly.

In this article, we will discuss Kiriya Ubuyashiki, which you can find out about right now!

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Kiriya Ubuyashiki's Profile

Kiriya Ubuyashiki (1)
Kiriya Ubuyashiki. Source: WikiFandom

Kiriya Ubuyashiki is one of the protagonist characters in the anime or manga Demon Slayer: Kimetsu no Yaiba who plays the role of the 98th Leader of the Demon Slayer Corps to replace his father.

Demon Slayer: Kimetsu no Yaiba is an anime adaptation of the manga by Koyoharu Gotoge which was serialized in Weekly Shonen Jump by Shueisha on February 15, 2016 – May 18, 2020 with a total of 23 volumes and aired on April 6, 2019.

This anime tells the story of struggle Tanjiro Kamado and his friends to fight demons, especially to defeat the King of Demons, Muzan Kibutsuji.

In the story of Demon Slayer: Kimetsu no Yaiba, Kiriya Ubuyashiki really plays a role at the end of the story, especially in '‘Infinity Castle Arc'.

He first appeared in manga chapter 6 and debuted in anime Episode 4 of Demon Slayer: Kimetsu no Yaiba Season 1, specifically in the Final Selection Arc.

In Demon Slayer: Kimetsu no Yaiba, he appears in several important arcs such as the Final Selection Arc, Hashira Training Arc, Infinity Castle Arc and Sunrise Countdown Arc.

Kiriya Ubuyashiki was born on June 20, 1915 who debuted in Demon Slayer: Kimetsu no Yaiba (Final Selection) at the age of 8 with his role as Leader of Demon Slayer Corps.

In fact, he is the only son in the Ubuyashiki family who was chosen to be the Leader for the 98th Demon Slayer Corps.

He is the third of five siblings, all of whom are girls. He took over as leader of the Demon Slayer Corps at the age of 8, still a child, but carrying the enormous responsibility of his family.

When he was born, his body was weak so he had to be pushed hard to grow up faster because the Ubuyashiki family had a curse of 'Short Lifespan' due to his relationship with Muzan Kibutsuji.

Kiriya initially appears as a woman with bobbed hair and wearing a purple kimono and a wisteria flower headpiece.

She has pale white skin, big purple eyes and a bob hairstyle with bangs on her forehead that cover her eyebrows like her sister.

Due to being raised as a girl, she has a feminine appearance when she first appears including bobbed hair, lipstick on her lips, wearing a kimono and her headpiece.

During the Final Selection exam, he wore a purple uchikake kimono with a flower motif and a green obi, a white obiage and an indigo obijime, a white juban underneath and a headpiece.

But when his father (Kagaya Ubuyashiki) died while serving as the 98th Leader of the Demon Slayer Corps, he stopped adopting a feminine appearance. He wore a black kimono with a long white haori, parted bangs, and adopted the same hairstyle as his ancestor.

At the end of the story, he is still alive and the oldest man in Japan. He still wears the same clothes he wore when he first took over as Demon Slayer Corps Leader, has wrinkles, and is small in stature.

His personality is very polite, competent, consistent, and calm. As the leader of the Demon Slayer Corps, he possesses leadership qualities, self-confidence, and mental and emotional strength.

In the Infinity Castle Arc, he came up with the strategic idea of building a constantly changing castle structure, organizing all the intel about the Hashira's location, the demons and his team's movements.

However, Kiriya Ubuyashiki is only smart at designing strategies and emotions rather than using a sword.

He also felt down when his plan turned into a disaster after Muzan Kibutsuji was able to escape the trap, he even stopped giving orders because he felt everything was in vain.

However, due to his sister's motivation, he rose again and took responsibility again until the end of the battle.

He became the 98th Leader of the Demon Slayer Corps after his father (Kagaya Ubuyashiki) died during the war so he had to inherit the position of head of the Ubuyashiki family and also become the Supreme Leader of the Demon Slayers in the final battle against Muzan Kibutsuji.

After Muzan Kibutsuji was defeated, Kiriya Ubuyashiki still lived in the future, he grew up to be the oldest man in Japan because his family curse was broken by him.

Kiriya's Strengths

Pros:
Kiriya Ubuyashiki's strengths. Source: WikiFandom

Below are some of Kiriya Ubuyashiki's strengths in Demon Slayer: Kimetsu no Yaiba that you should know, including the following:

  • Extraordinary Memory: He and his sister were able to map and memorize the ever-changing Infinity Castle, creating accurate maps and guiding the Hashira through it.
  • Foresight: He is similar to his father (Kagaya Ubuyashiki) and his ancestors, he has high instincts, can guess and make accurate hypotheses that are proven correct.
  • Leadership: He possesses leadership qualities and is capable of guiding the Corps to the battlefield, despite its small size. He is capable of taking over the structure of the Demon Slayer Corps and assisting the Hashira, even guiding them to the battlefield.
  • Long Life: The men in the Ubuyashiki family were plagued with a mysterious illness that would cause them to die in their 30s. However, after Muzan Kibutsuji died in defeat, the curse was lifted. Ultimately, Kiriya Ubuyashiki lived to be over 100 years old, becoming the oldest man in Japan.

Kiriya's Weakness

Weakness
Kiriya Ubuyashiki's Weakness. Source: WikiFandom

Below are some of Kiriya Ubuyashiki's weaknesses in Demon Slayer: Kimetsu no Yaiba that you should know, including the following:

Physically Weak

When he was 8 years old, he was immediately appointed as the Leader of the Demon Slayer Corps with a petite, thin body and white skin because he had never had physical training like other Hashira.

Even though he is very intelligent and has a high leadership spirit, he does not have the stamina and physical strength to fight so he rarely goes directly into battle.

The Curse of the Ubuyashiki Family

The Ubuyashiki family curse, passed down through each generation, makes the bodies of its members fragile and short-lived.

So, this curse is due to their blood relationship with Muzan Kibutsuji which makes all the boys in the Ubuyashiki family not live long and have weak physical conditions from birth.

Therefore, Kagaya Ubuyashiki, his father, was sick and could not move during the war against the Demon.

This shows the burden that can affect Kiriya Ubuyashiki because of his bloodline.

Trauma and Fear

As a child who had to face the death of his father and immediately lead the Demon Slayer Corps, he had severe trauma and fear.

When his grand plan failed and many Demons died after Muzan Kibutsuji escaped from the Infinity Castle trap, he temporarily stopped the order because he felt it was all in vain.

This shows the extent of the psychological pressure he experienced when he was a child.

Inexperienced in combat

He has no direct combat experience, since childhood he was not trained to fight Demons with swords or breathing techniques.

His role is only to provide strategic ideas, help with logistical and cartographic needs in Infinity Castle because it suits his skills.

But when he has to fight against Demons on the front lines, he cannot work alone and must rely on a team because he does not have the experience for that.

Psychological Burden When Young

Thanks to his strategic thinking, he also has to think about the safety of his Hashira and a good strategy to fight Muzan Kibutsuji.

Even though he was just a small child who had just lost his father and was immediately burdened with managing everything, which made him stressed, afraid of making the wrong decision and feeling like a failure.

Depends on the Demon Slayer Corps Structure

He can't do it all alone, he needs the Kasugai Crows to communicate, the Hashira and Kakushi to execute orders and his sister to map the Infinity Castle.

Without a neat organizational system, he will be confused because he is not trained as a fighter, but as an organizational leader.

Interesting Facts about Kiriya

Kiriya Ubuyashiki (4)
Kiriya Ubuyashiki. Source: Pinterest

Below are some interesting facts about Kiriya Ubuyashiki in Demon Slayer: Kimetsu no Yaiba that you should know, including the following:

The Only Son in the Ubuyashiki Family

Kiriya Ubuyashiki is the third of five children, but he is the only son in the Ubuyashiki family.

Because he is male, he automatically becomes the successor to the bloodline and the future leader of the Demon Slayer Corps who must undertake a major mission to defeat Muzan Kibutsuji and his demons.

This is what makes his position more special in the history of the Ubuyashiki family compared to his sister.

Raised as a Girl as a Child

He was raised and looks like a woman, wearing a purple kimono, lipstick on his lips and a headpiece on his head.

This was done because his parents wanted to protect him more because he was the only son in his family who was targeted by Muzan Kibutsuji to be cursed.

So, he had this feminine appearance since he first became the Demon Slayer Corps Leader from the age of 8 to 13.

The Youngest Clan Successor and Last Commander

After his father died while fighting Muzan Kibutsuji in Infinity Castle, he became the head of the family and the Demon Slayer Leader at the age of 8.

He changes his appearance to be manly, when he will help the Hashira team face the Demon in Infinity Castle.

Saved from the Curse

His family has a genetic curse, especially for men who will be sickly and die young at the age of 30 because they are related to Muzan Kibutsuji the Original Demon.

When Muzan Kibutsuji was defeated, the curse was removed and he became the longest-lived man in Japan.

Becoming the Oldest Man in Japan

Kiriya Ubuyashiki not only lived a long life, but he became the oldest man in Japan after the Demon Slayer story ended.

He is now 100 years old because he was freed from Muzan Kibutsuji's curse.

Leading the Corps in the Battle of Infinity Castle

In the Infinity Castle Arc, especially when his father died, he immediately took full control as the 98th leader of the Demon Slayer Corps.

Although he was not formed as a fighter, he is an expert in designing strategies, mapping castles and coordinating with Hashira so that his team can attack Upper Rank Demon and Muzan Kibutsuji.

Disbanding Demon Slayer

Once all the demons were destroyed, the war finally ended. As the final leader and successor to the Ubuyashiki family, he officially disbanded the Demon Slayer Corps, having accomplished his mission of eliminating the demon threat forever.

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So, that's all the information you need about Kiriya Ubuyashiki. What do you think?

Sukmadara Arianti

hello, i'm Dara. I love writing, reading and cooking. i really like writing jobs such as Copywriter, Content Writer and also SEO Specialist.


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