Fans of the beloved chibi-style anime crossover, Isekai Quartet, have eagerly awaited the return of their favorite characters from multiple hit isekai franchises. The third season, aptly titled Isekai Quartet 3, has officially premiered, bringing with it a fresh wave of comedic interactions and exciting new additions. As the series unfolds, viewers are now diving into the latest installment, with Episode 3 having already made its debut.
Isekai Quartet Season 3: A Highly Anticipated Return
Isekai Quartet first captivated audiences in April 2019, blending the worlds of Overlord, KONOSUBA -God’s blessing on this wonderful world!, Re:Zero – Starting Life in Another World, and The Saga of Tanya the Evil into a charming school setting. The second season, which aired in January 2020, expanded the roster to include characters from The Rising of the Shield Hero and Cautious Hero: The Hero Is Overpowered but Overly Cautious. After a cinematic detour with Isekai Quartet: The Movie – Another World in June 2022, the announcement of a third season ignited widespread excitement among the fanbase.
The third season was officially announced on June 13, 2025, and promised even more crossover madness. A significant new addition for Isekai Quartet 3 is the inclusion of characters from The Eminence in Shadow, further broadening the ensemble of quirky personalities interacting in the shared school environment.
Premiere Date and Production Details
Isekai Quartet 3 officially premiered on October 13, 2025, in Japan. The series airs on Tokyo MX at 10:30 p.m. JST, with subsequent broadcasts on BS11 and MBS, and streaming available on platforms like d Anime Store in Japan and Crunchyroll globally.
The familiar and beloved production team has returned for the third season. Studio Puyukai, known for its distinctive chibi animation, continues to handle the animation production. Minoru Ashina reprises his roles as both director and scriptwriter, ensuring the continuation of the series’ signature humor and charm. Minoru Takehara is once again responsible for character designs and serves as the chief animation director, while Ruka Kawada manages the musical score. This consistency in key staff members reassures fans that Isekai Quartet 3 maintains the quality and comedic tone established in previous seasons.
New and Returning Characters in the Crossover
The latest season brings together a vast array of fan-favorite characters. Alongside the mainstays from Overlord (Ainz, Albedo), KONOSUBA (Kazuma, Aqua, Megumin), Re:Zero (Subaru, Emilia, Rem, Ram), and The Saga of Tanya the Evil (Tanya, Visha), characters from The Rising of the Shield Hero (Naofumi, Raphtalia) are also present. The exciting new entries from The Eminence in Shadow, including Cid/Shadow, add another layer of unique personalities and potential for comedic clashes within the school setting. The returning voice cast, including Satoshi Hino (Ainz), Jun Fukushima (Kazuma), Yūsuke Kobayashi (Subaru), and Aoi Yūki (Tanya), also perform the opening theme song, “Isekai Concerto”. The ending theme, “Kimi Iro, Boku Iro,” is performed by Konomi Suzuki and Kashitarō Itō.
Episode 3: “Working Together! Morning Glories” – Release and Details
For those eager to keep up with the latest antics of the Isekai Quartet crew, Episode 3, titled “Working Together! Morning Glories,” was released on October 27, 2025. This episode follows the season’s premiere on October 13 and Episode 2, which aired on October 20.
New episodes of Isekai Quartet 3 are scheduled to release weekly on Mondays. For viewers in the Pacific Daylight Time (PDT) zone, new episodes typically become available at 7:30 a.m. PDT, translating to 10:30 a.m. EDT. These releases include English subtitles, with an English dub expected to follow at a later date. The third season is confirmed to run for at least 10 episodes.
Fans can look forward to more collaborative hijinks, unexpected interactions, and the signature comedic charm that Isekai Quartet is known for as the season progresses. With Episode 3 now available, the story continues to unfold, promising further delightful moments from this grand interdimensional crossover.
