The official website for the television anime of Game Magazine's The Case Book of Arne (Arne no Jiken-bo) mystery game unveiled the second promotional video and second key visual for the anime on Wednesday, January 6, 2026. Anime news 2026 highlights the release of new promotional materials following the anime's premiere, with the updated tagline "Dance with joy" featured in the second key visual. Anime announcements 2026 showcase how anime series continue to release promotional content throughout their broadcast run to maintain audience engagement and attract new viewers.
The anime premiered on January 6 on NTV and other channels at 25:29 JST (effectively, January 7 at 1:29 a.m. JST). It then ran on BS NTV and AT-X on January 7. Crunchyroll is streaming the anime. Anime streaming news 2026 highlights the series' availability on multiple Japanese broadcast channels and international streaming platforms, demonstrating the global reach of anime content and the importance of simulcast distribution for international audiences.
The television anime adaptation of the mystery game The Case Book of Arne (Arne no Jiken-bo) premiered on January 6, 2026. Following the first episode's broadcast, the official website released a second promotional video and a second key visual featuring the updated tagline "Dance with joy". Anime news 2026 highlights how anime series often release updated promotional materials after premiere to reflect the series' evolving narrative and themes, with new visuals and videos providing fresh marketing content for ongoing broadcasts.
The anime stars Mariya Ise as Luis Hartman, Kōki Uchiyama as Arne Neuntöte, Aimi Tanaka as young Arne Neuntöte, Yuka Nukui as Lynn Reinweiss, Yuki Sakakihara as Zisye, Yūki Shin as Nachzehrer, Yōko Hikasa as Amy, Hiroshi Naka as Gordon, Reo Osanai as Diana, Momoka Terasawa as Elise, Rikuya Yasuda as Bernd, Yūto Uemura as Heinz, Kakeru Hatano as Kai. Anime voice actor news 2026 highlights the experienced voice cast, with actors bringing their expertise to the gothic horror mystery series and contributing to the series' atmospheric storytelling.
Keisuke Inoue (Ao-chan Can't Study!, My Next Life as a Villainess: All Routes Lead to Doom!, Level 1 Demon Lord and One Room Hero) is directing the anime at SILVER LINK, and is also co-writing the anime with Murasaki, who is in charge of the game's scenario and production. Akiko Satō (Trigun Stampede, A Condition Called Love, Betrothed to My Sister's Ex) is designing the characters, and is also the chief animation director. Yoshiaki Fujisawa is composing the music. Anime studio news 2026 highlights the experienced production team, with SILVER LINK bringing their animation expertise to the gothic mystery series and the director collaborating directly with the original game's creator to ensure faithful adaptation.
Singer Sou performs the anime's opening theme song "Q.E.D." and singer-songwriter Watashi Kobayashi performs the ending theme song "Ningyō no Machi" (Doll Town). Takeaki Wada, the composer of the original game's theme song, arranged the ending song. Anime news 2026 highlights the series' musical contributions, with the ending theme arranged by the original game's composer, creating a connection between the game and anime adaptations and honoring the source material's musical identity.
Game production team Harumurasaki created the game, and it launched on Game Magazine's website in November 2017. The game's story centers on the unlikely tandem of vampire detective Arne Neuntöte and Lynn Reinweiss, the daughter of a noble family who loves vampires. Together, they solve bloody murder cases. Anime game news 2026 highlights the series' origins as an RPG Maker adventure game, with the anime adaptation bringing the gothic horror mystery to a broader audience and expanding the franchise's reach beyond the original game's player base.
The Case Book of Arne (Arne no Jiken-bo) is a Gothic horror mystery anime that premiered in January 2026. It is based on the 2017 RPG Maker adventure game by Harumurasaki. The story is set in Rügenberg, a city where supernatural beings and humans coexist. The series follows the unlikely partnership of Arne Neuntöte, a vampire detective specializing in occult cases, and Lynn Reinweiß, a noble's daughter with a deep fascination for vampires. Anime news 2026 highlights the series' unique premise, combining gothic horror elements with mystery-solving gameplay mechanics, creating a distinctive narrative that appeals to fans of both genres.
The story begins when Lynn wanders into the mysterious city of "Lügenberg" (the non-human side of Rügenberg) during a desperate situation and encounters Arne. Together, they solve bizarre and bloody murder cases involving ghosts, werewolves, and witches that regular authorities cannot handle. The TV series introduces Louis Hartmann, an original character who joins Arne and Lynn to form a detective trio. Louis vows to catch a "Grave-Digger Vampire" rumored to have killed his father. Anime news 2026 highlights the series' anime-original content, with new characters expanding the narrative beyond the original game and providing fresh storylines for both game fans and new viewers.
The series is slated for 12 episodes and is known for its "Problem" and "Solve" format, where viewers can use provided clues to solve logic puzzles alongside the characters. Anime news 2026 highlights the series' interactive storytelling approach, with viewers encouraged to participate in solving mysteries alongside the characters, creating an engaging viewing experience that mirrors the game's puzzle-solving mechanics.
Soraho Ina, who previously drew a manga for the game, launched a manga adaptation of the anime's episodes titled The Case Book of Arne: Memory of Blood on Bushiroad Works' Comic Growl website on January 7. Ina launched the game's manga adaptation in Kadokawa's Monthly Comic Gene magazine in 2018. Kadokawa published four compiled book volumes of the manga. Manga anime news 2026 highlights the franchise's multi-media presence, with manga adaptations of both the game and anime providing additional content for fans and expanding the series' narrative across different formats.
The second promotional video showcases the series' gothic atmosphere, mystery-solving gameplay, and character dynamics, while the second key visual features the updated tagline "Dance with joy" and highlights the main characters in a dramatic composition. Anime trailers 2026 highlights how promotional videos and key visuals serve as essential marketing tools, providing potential viewers with a preview of the series' tone, style, and narrative focus while building anticipation for upcoming episodes.
Watch the second promotional video here: https://youtu.be/--qhzn2dQnk
The addition of new promotional materials following the premiere demonstrates the series' ongoing marketing campaign and commitment to engaging audiences throughout the broadcast season. Anime industry news 2026 highlights how anime series continue to release promotional content during their broadcast run, maintaining viewer interest and attracting new audiences through updated visuals and videos that reflect the series' evolving narrative.
Frequently Asked Questions
When did The Case Book of Arne release its second promotional video?
The second promotional video was unveiled on Wednesday, January 7, 2026.
What is the new tagline in the second key visual?
The new tagline featured in the second key visual is "Dance with joy".
When did The Case Book of Arne anime premiere?
The series premiered on January 6, 2026, at 25:29 JST (effectively January 7, 2026, at 1:29 a.m. JST) on NTV.
Where can I watch The Case Book of Arne?
Global: Crunchyroll is streaming the series. Southeast Asia: The series is available on Aniplus Asia.
Who are the main voice actors?
Arne Neuntöte: Kōki Uchiyama. Lynn Reinweiss: Yuka Nukui. Luis Hartman: Mariya Ise. Young Arne Neuntöte: Aimi Tanaka.
Who is directing the anime?
Keisuke Inoue (known for My Next Life as a Villainess) is directing the series at studio SILVER LINK.
What are the theme songs?
Opening: "Q.E.D." by Sou. Ending: "Ningyō no Machi" (Doll Town) by Watashi Kobayashi.
What is The Case Book of Arne about?
The story follows Arne Neuntöte, a vampire detective, and Lynn Reinweiss, a noblewoman with a love for vampires. Together, they solve supernatural and bloody murder cases in the mysterious city of Lügenberg.
How many episodes will the series have?
The television anime series is scheduled to have a total of 12 episodes.
Is there a manga adaptation?
Yes. A new manga based on the anime episodes, titled The Case Book of Arne: Memory of Blood, began serialization on Bushiroad Works' Comic Growl website on January 7, 2026. An earlier manga adaptation by Soraho Ina was serialized from 2018 to 2022.