Sirius the Jaeger

The Imperial Capital, 1930. A strange group of people carrying musical instrument cases land at Tokyo station. They are called the "Jaegers", who came to hunt vampires. Among them, is a young man with striking serenity and an unusual aura. His name is Yuliy, a werewolf whose home village was destroyed by vampires. Yuliy and the Jaegers engage in deadly battle over a mysterious holy arc only known as "The Arc of Sirius".

Super sadly this is the only one of its kind