Good Smile Company is building a giant robot. Juuou Mujin Dandivine — an original mecha anime marking the 25th anniversary of the company's Gattai-shin Series ("The God of Combined Series") — premieres in October 2026, with a cast, staff, and Takanori Nishikawa opening theme all revealed.
Quick answer
Juuou Mujin Dandivine is an original mecha anime from Good Smile Company, premiering in October 2026 (Fall). It is animated by LIDENFILMS and KAYAC Animation, directed by Yi Cao, with an opening theme by Takanori Nishikawa. The cast is led by Takuma Terashima (Gekiha Shijima), Haruka Shiraishi (Akane Kuzumi), and Saya Aizawa (Kirei Shijima). According to SenpaiRanks, an original — no manga, no light novel to lean on — starts with no ranking history, which makes it a clean test of the dual-axis board and a show worth rating from episode one.
The pitch
The setup is classic super-robot, played straight: a high schooler is recruited to pilot the legendary combining robot Dandivine after mysterious invaders called the Aposdoll suddenly reappear in Tokyo — twenty years after the robot first drove them off. It is a deliberate throwback to the gattai ("combining") mecha tradition, which is the whole point: the project exists to celebrate 25 years of Good Smile's combining-robot line.
Who's making it
LIDENFILMS and KAYAC Animation share the production, with Yi Cao directing. The headline music credit is Takanori Nishikawa — the artist long known as T.M.Revolution, whose anthemic style is practically welded to the mecha genre — on the opening theme. For a celebratory anniversary project, that is a pointed choice: it signals Good Smile wants this to feel like event mecha, not a quiet original.
The team
The announced main cast:
- Takuma Terashima as Gekiha Shijima
- Haruka Shiraishi as Akane Kuzumi
- Saya Aizawa as Kirei Shijima
Worth a slot?
Original mecha is a hard sell in a season stacked with adaptations of proven IP — there is no built-in manga audience to convert. But that is also the appeal: no spoilers, no "the manga did it better," just a self-contained super-robot story betting on spectacle and a marquee theme song. Per SenpaiRanks's dual-axis ranking, originals are where the Consensus-versus-Quality split is most telling — does it win a broad audience, or does it hold up for the people who stick with it? With no prior score to anchor it, your rating helps set where Dandivine lands when it airs. For the rest of the slate, see what to watch this summer and the best summer 2026 anime ranking — and for another sci-fi tentpole on the board, the new Ghost in the Shell TV anime.
Frequently asked questions
Q: When does Juuou Mujin Dandivine premiere?
A: October 2026 (Fall 2026).
Q: What studio is making Juuou Mujin Dandivine?
A: LIDENFILMS and KAYAC Animation, directed by Yi Cao.
Q: Who sings the Dandivine opening theme?
A: Takanori Nishikawa (formerly T.M.Revolution) performs the opening theme.
Q: Who is in the cast?
A: Takuma Terashima as Gekiha Shijima, Haruka Shiraishi as Akane Kuzumi, and Saya Aizawa as Kirei Shijima.
Q: Is Dandivine based on a manga?
A: No — it is an original anime, made for the 25th anniversary of Good Smile Company's Gattai-shin (combining-robot) Series.
Q: Where can I watch Juuou Mujin Dandivine?
A: A streaming partner had not been announced at the time of writing. SenpaiRanks will list platforms as they are confirmed ahead of the October 2026 premiere.
Q: Is Dandivine ranked on SenpaiRanks?
A: Not yet — as a new original it has no score. Rate it on SenpaiRanks once it airs to help set its first ranking.