KING OF PRISM x THE iDOLM@STER SideM: Over The Rainbow and S.E.M Join Forces in Spectacular Collaboration
The newest installment in the renowned KING OF PRISM anime film series, titled KING OF PRISM – Your Endless Call – Mi~nna Kirameke! Prism☆Tours, is currently screening in theaters across Japan. As part of its promotional campaign, an official collaboration has been announced with the male idol-themed franchise THE iDOLM@STER SideM. A special collaboration visual featuring the two series was unveiled, marking a rare and exciting crossover between the units Over The Rainbow (from KING OF PRISM) and S.E.M (from SideM).
About KING OF PRISM – Your Endless Call – Mi~nna Kirameke! Prism☆Tours
KING OF PRISM – Your Endless Call – Mi~nna Kirameke! Prism☆Tours serves as the latest theatrical release in the KING OF PRISM universe, a spin-off of the Pretty Rhythm franchise. Produced by Tatsunoko Production, the film continues the vibrant journey of aspiring Prism Stars as they pursue their dreams through song, dance, and performance in a dazzling world filled with color and energy. The film embraces an innovative screening format where audiences can experience multiple story routes, creating a dynamic and interactive viewing experience.
The movie began its theatrical run in Japan in July 2025, following successful promotional events and stage greetings from cast members. The project was announced in 2024 as a celebration of the growing fanbase and to further expand the Prism Star universe.
Production Staff and Voice Cast
KING OF PRISM – Your Endless Call – Mi~nna Kirameke! Prism☆Tours brings together a seasoned creative team and a talented cast. The main staff includes:
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- Director: Masakazu Hishida
- Original Concept: Pretty Rhythm (Takara Tomy Arts / Syn Sophia)
- Screenplay: Jou Aoba
- Music: Rei Ishizuka
- Studio: Tatsunoko Production
The voice cast once again features the key members of Over The Rainbow, the central Prism Star unit:
- Shin Ichijo: Voiced by Junta Terashima
- Koji Mihama: Voiced by Toshiki Masuda
- Hiro Hayami: Voiced by Tomoaki Maeno
This ensemble continues to captivate audiences with their glowing performances, dynamic Prism Shows, and heartfelt camaraderie.
Collaboration with THE iDOLM@STER SideM’s Unit S.E.M
The highlight of this announcement is the special collaboration between KING OF PRISM’s Over The Rainbow and THE iDOLM@STER SideM’s unit S.E.M, comprising three former teachers turned challengers of the idol world: Jiro Yamashita, Rui Maita, and Michio Hazama.
A newly illustrated collaboration visual showcases all six characters in a dynamic pose, blending the stylish energy of both groups. This unique visual celebrates the thematic synergy between the two series, both of which emphasize personal growth, positivity, and the pursuit of shining dreams.
The collaboration will also include a “Special Collaboration Screening” event, where the film will be shown alongside exclusive content featuring messages and performances from both Over The Rainbow and S.E.M. Details regarding the venue, dates, and ticketing will be revealed soon through official channels.
Release Details and Viewing Platforms
KING OF PRISM – Your Endless Call – Mi~nna Kirameke! Prism☆Tours is now showing in select TOHO Cinemas locations and other designated theaters across Japan. The film is expected to continue its limited theatrical engagement throughout the summer of 2025.
While a streaming release has not yet been officially announced, fans can keep track of updates via the anime’s official website and social media platforms. Information on future home video releases will also be shared in the coming months.
Conclusion
The collaboration between KING OF PRISM and THE iDOLM@STER SideM represents a major milestone for both franchises. By uniting Over The Rainbow and S.E.M, the crossover celebrates mutual themes of friendship, perseverance, and stellar performance, attracting fans from both worlds. As KING OF PRISM – Your Endless Call – Mi~nna Kirameke! Prism☆Tours continues its theatrical journey, this special event promises to deliver a once-in-a-lifetime Prism Show experience for audiences across Japan.
Source: animeanime.jp
