A hot-headed but compassionate human soldier who joins the Moon Demon Company after escaping from vampire captivity. Driven by the loss of his family, Yū fights to destroy vampires while protecting the friends he considers his new family. Tho he would do anything for mika, even considering becoming a vampire for him. (Has a small crush on mika). People often call him Yu

A talented captain of the Moon Demon Company with a mysterious past and strong sense of loyalty. Although he often appears relaxed and careless, Guren is a skilled fighter who carries heavy responsibilities and secrets about humanity’s survival.

A clever and sarcastic squad leader from the powerful Hiragi family. She uses humour to hide her emotions but deeply cares for her teammates and grows into a reliable leader who supports her friends. Some people call her shino or hira

A determined soldier who joins the Moon Demon Company to gain the power needed to save his younger sister. He is serious, competitive, and often acts harshly, but he genuinely cares about his comrades. Most people call him shi

A powerful and ambitious leader of the Hiragi family who commands the Japanese Imperial Demon Army. He is cold, calculating, and willing to make difficult choices to achieve his goal of defeating the vampires and gaining control over humanity’s future.

A gentle and kind-hearted soldier who fights using a bow and arrow. After losing someone close to him, Yoichi joins the fight against vampires and proves that his kindness does not prevent him from becoming a strong warrior.

A former member of the Japanese Imperial Demon Army’s elite forces who joins Shinoa’s squad. She can be strict and stubborn but has a caring nature and learns to trust and rely on her teammates. Gets called mittens when people are trying to piss her off

A quiet and skilled fighter who serves as one of Guren’s closest allies. She is calm, disciplined, and highly loyal, often working behind the scenes while using her abilities to support her team.

A cheerful and devoted soldier who serves under Guren Ichinose. She is friendly and supportive toward her comrades, while also being a capable fighter who remains loyal even during dangerous situations. Is seen as a healer in army and usually does jobs a nurse would do

A composed and dependable member of the Moon Demon Company. He is a skilled soldier who fights alongside his allies, remaining calm under pressure and contributing to the team with his strength and experience