Asuramaru

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Asuramaru
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Age: Over 3,000
Gender: Male
Japanese Name: 阿朱羅丸(あしゅらまる)
Chinese Name: 阿朱羅丸
Korean name: 아슈라마루
Manga debut: Chapter 6
Light novel debut: Volume 3
Anime Debut: Episode 6
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🎙️ Anime Voice Actor

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Hibiku Yamamura
Hibiku Yamamura
Japanese(Anime、Voice Actor)
Colleen Clinkenbeard
Colleen Clinkenbeard
English(Anime、Voice Actor)

🎬 Appearing Anime

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Seraph of the End
Seraph of the End
Release date: April 4, 2015
Seraph of the End: Battle in Nagoya
Seraph of the End: Battle in Nagoya
Release date: Oct. 10, 2015

Character Setting

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Asuramaru (A.K.A. Ashera Tepes) is a black demon spirit residing in Yuuichirou Hyakuya’s cursed gear in Seraph of the End: Vampire Reign. He appears as a young boy with long dark purple hair and red eyes, and his personality is playful yet mysterious. Asuramaru is originally Krul Tepes’s older brother, once a noble who lost his family, and eventually became a vampire before turning into a demon. He holds special powers that Yuuichirou can use, trying to tempt him with strength, but unexpectedly becomes a companion. While he dislikes love and likes desire, he ends up helping Yuuichirou and sometimes saves him. His story is filled with memories lost and found, complicated family bonds, and secrets linked to the legendary vampires and demons.

Asuramaru looks like a young boy with long, wavy, black hair with a purple tint.

He has striking red eyes, and his left eye is usually hidden by his hair.

He often appears with a mischievous or unreadable expression.

Asuramaru speaks using "I" and acts with a playful and sometimes cold attitude.

He dislikes love but really likes desire and power.

He likes Yuuichirou’s mixed feelings of love and hate and tries to make him choose desire.

Even though he first wanted to take over Yuuichirou’s body, he later accepts him as a partner.

He can be moody, saying things that sound gentle, but also serious or scary.

Asuramaru’s real name was Ashera Tepes.

He lived over a thousand years ago and was Krul Tepes's older brother.

He was a noble but lost his mother during an attack by commoners.

He and Krul were captured separately by slave traders and bought by the Progenitor (True Ancestor).

He had a good friendship with Yu (another companion of the Progenitor), but one night Yu lost control and attacked him.

After being stabbed in the heart by Yu, Asuramaru drank some of his blood and survived.

Later, the Progenitor gave him more of Yu’s blood, turning him into a vampire.

He eventually lost all memory of his past after becoming a demon.

Asuramaru gives his wielder powerful sword abilities when used as a cursed gear.

His main ability is called "Ashura Kannon," which lets the user make many swords appear and attack.

He can form only a sword sheath, so Yuuichirou can make invisible sword slashes called "Mugen Tou" that can't be seen.

He can also use "Mugen Battou Unmei Kousaku," where lots of invisible swords attack at once.

When Asuramaru has more control, he can bend dimensions and use other high-level attacks.

  • Yuuichirou Hyakuya: Yuuichirou is his current contract holder. At first, Asuramaru tried to take over his body, but after Yuuichirou asked him to be friends, he accepted. Now he sometimes helps him in battle and warns him about the dangers of humans.
  • Krul Tepes: Krul is his little sister. They were close when they were human and vampires. Krul has been searching for Asuramaru since he disappeared.
  • The Progenitor (True Ancestor): He turned Asuramaru into a vampire by giving him blood.
  • Yu: Someone Asuramaru trusted, but he lost control and hurt him. Yu’s blood is the reason Asuramaru became a vampire.

Becoming a Demon

Asuramaru was once Ashera Tepes, a noble who lost everything when his mother was killed and he was sold into slavery.

He and Krul were separated and bought by the True Ancestor.

After he was attacked by Yu and drank his blood, the True Ancestor made him a vampire.

Later, he becomes a demon spirit after all his past memories fade away.

Life as a Demon Spirit

Long after the world changed, Asuramaru appeared as a black demon and was sealed in a sword.

Mahiru Hiragi helped create him in his demon form, and he became part of the cursed gear system studied by Guren Ichinose and the Hiragi family.

Later, he ended up in Japan, sealed in the sword used by Yuuichirou Hyakuya.

Yuuichirou’s Partner

At first, Asuramaru tries to take over Yuuichirou’s body, showing him scary visions from his past.

However, Yuuichirou says he wants to be Asuramaru’s friend, which surprises him.

Soon, Asuramaru agrees to work with Yuuichirou and even shares some of his hidden powers.

Over time, through special medicine, Asuramaru slowly regains memories of his past, including Krul and their lost family.

After an important battle, he finally remembers everything and reunites with Krul, calling her by name and smiling.

Faction Secrets

After "the King" awakens, Asuramaru remembers his true mission.

He then works with other powerful demons and vampires on secret plans to keep "the King" under control, under orders from the True Ancestor.

  • Asuramaru sometimes warns Yuuichirou that humans are doing dangerous experiments on him and that he is turning less human each day.
  • His name "Asuramaru" comes from "Ashera," given to him by the True Ancestor when he was reborn in Japan.
  • Even as a demon, he still remembers liking the sky and having a little sister.

  • Name: Asuramaru
  • Gender: Male
  • Rank: Black Demon
  • Form: Japanese Sword (Katana)
  • Type: Possessing and Materializing
  • Original Name: Ashera Tepes
  • Contractor: Yuuichirou Hyakuya

There are no official famous quotes for this character.

  • After Asuramaru lost his memory and became a demon, he often acted unlike other black demons, talking more openly and giving Yuuichirou advice.
  • He is important because the cursed gear system could only advance thanks to the experiments with his demon form.
  • Krul Tepes, his younger sister, always searched for him after he vanished.

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(Last edited time: April 25, 2026, 8:33 p.m.)

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