Arne no Jikenbo (The Case Book of Arne)
Main visual, main PV and main cast revealed.
https://www.youtube.com/watch?v=k36-zQohgzs
January 6, 2026
>Synopsis
"There are two types of people in this world. Those who believe in the existence of the 'inhuman' and those who do not."
Lewis Hartmann lost his father, who ran a detective agency, in a serial murder case, leaving him all alone in the world.
Although the case is rumored to be the work of the "Gravedigger Vampire," Lewis, who doesn't believe in superstitions, is determined to catch the culprit himself.
It is then that Arne Neuntöte, who calls himself a detective, and his assistant, Lynn Reinweiß, appear before him.
A new door was about to open for Lewis...
>Cast
Lewis (anime original character): Ise Mariya
Arne (adult form): Uchiyama Kouki
Arne (child form): Tanaka Aimi
Lynn: Nukui Yuka
https://www.youtube.com/watch?v=k36-zQohgzs
January 6, 2026
>Synopsis
"There are two types of people in this world. Those who believe in the existence of the 'inhuman' and those who do not."
Lewis Hartmann lost his father, who ran a detective agency, in a serial murder case, leaving him all alone in the world.
Although the case is rumored to be the work of the "Gravedigger Vampire," Lewis, who doesn't believe in superstitions, is determined to catch the culprit himself.
It is then that Arne Neuntöte, who calls himself a detective, and his assistant, Lynn Reinweiß, appear before him.
A new door was about to open for Lewis...
>Cast
Lewis (anime original character): Ise Mariya
Arne (adult form): Uchiyama Kouki
Arne (child form): Tanaka Aimi
Lynn: Nukui Yuka