Yūichirō Hyakuya 「百夜 優一郎, Hyakuya Yūichirō」is the main protagonist of the Owari no Seraph series. He is a member of the Japanese Imperial Demon Army and Shinoa Hīragi's squad in the Moon Demon Company. He, along with Mikaela Hyakuya, possesses the "Seraph" gene, which is relevant to the forbidden taboo and the focal point of the story, "Seraph of the End."
Powers and Stats
Tier: 9-A | Likely 8-B | Low 7-C, likely much higher
Name: Yūichirō Hyakuya
Origin: Owari no Seraph
Classification: Survivor, Imperial Demon Army Member, Black Demon Series Weapon User, Seraph
Attack Potency: Room level (He held his own against an unarmed vampire) | Likely City Block level via Asuramaru's Full Power (Likely as strong as Krul Tepes) | At least Small Town level via Seraph component gone wild, likely much higher. Ignores durability with Creations of Salt
Speed: Subsonic (He could move at this speed with ease) | Subsonic (Easily kept up with an unarmed vampire and should be comparable to Guren who was able to keep up with someone who moved at this speed) | Unknown
Striking Strength: Room Class | City Block Class | Unknown
Durability: Room level (Took hits from an unarmed vampire) | City Block level | Unknown
Stamina: High (Can fight for extended periods of time, his strong will to eliminate vampires keeps him up)
Range: Several meters
Standard Equipment: His Black Demon Series Asuramaru
Intelligence: Average mentally, but has years of experience in the Imperial Demon Army
Weaknesses: Yuichiro is very short-tempered and has trouble following orders
- Demon Possession: Asuramaru fully takes over Yuu's body which causes the demonic marks to continue to consume him as well as his eyes change to red and he grows two horns.
- Seraph Components: Superhuman ability he was born with granting him many superhuman feats making him able to fight head on with vampires.
- Seraph Genes Gone Wild: He loses control usually when wounded, he gains a demon like presence and appearance and grows black wings, his sclera turn black and pupils turn green.
- Asura Kannon: Yuu summons multitudes of swords and rushes in with the sword's support to deal multiple strikes to an enemy.
Key: Base | Asuramaru | King of Salt