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The characters of the upcoming anime as seen in the key visual.

The isekai adventure is coming soon (Image: Tatsunoko Production/ SynergySP).

“A Gatherer’s Adventure in Isekai” anime begins broadcast on 6 October

A new promotional trailer has been released to commemorate the release.

The upcoming fantasy anime A Gatherer’s Adventure in Isekai revealed that it will premiere on Monday, 6 October, on Tokyo MX and BS11. Ahead of the release, a new promotional video has been released, which has many new scenes for fans to look forward to. The anime will receive exclusive streaming on U-NEXT in Japan a week ahead on 29 September, 2025.

A Gatherer’s Adventure in Isekai anime cast, staff, and other details

The anime’s cast includes:

  • Takeru voiced by Nobunaga Shimazaki
  • Vee voiced by Ayasa Ito 
  • Brolyte voiced by Makoto Koichi
  • Clayston voiced by Toshiyuki Morikawa 
  • Hófvarpnir voiced by Satomi Sato

The opening theme song “Prologue” is being performed by Norris, while the ending theme song “Mugen Trip” is being performed by Nakigoto.

The series’ production staff includes:

  • Director: Yoshinori Odaka
  • Series Composition: Gigaemon Ichikawa
  • Character Designer: Mayumi Watanabe
  • Prop Designer: Sonomi Aramaki, Yoshihiro Sato (Staroid)
  • Background Arts: Atelier PLATZ. 
  • Sub-design: Akiko Mori、Carton Inc. 
  • Colour design: Kayoko ŌNO
  • Art Director: Hiroki Matsumoto (Atelier PLATZ) 
  • Director of Photography: Shinichiro Nagano (Light Foot)
  • Editing: Satoko Fujimoto (Oyakasu Promotion)
  • Music: Hiroshi Takaki
  • Music Production: Ryosuke Mozumi (Face Music)
  • Sound Director: Hiroshi Yamamoto
  • Sound Effects: Kyōhei Akezuma
  • Recording Adjustment: Masato Muto 
  • Sound Production: Ai Addiction
  • Music: Hiroshi Takaki
  • Produced by: GENCO
  • Animation Studio: Tatsunoko Production × SynergySP

The fantasy isekai anime is based on the novel series written by Masuo Kinoko and illustrated by Senbon Umishima, Katsuki Onda, and Susumu Kuroi. The manga adaptation of the novel is illustrated by Tomozo. The official press release of the anime describes the story as:

Takeru Kamishiro is a normal guy with an ordinary office job but finds himself summoned to another world. Takeru starts his new life in "Madeus", a world with swords and magic, fully equipped with multiple skills! Not only does he have enhanced physical and amazing magic abilities, but also the power to "search" for valuable items. With the cheat skills he's been provided, Takeru starts his new adventure in the new isekai!!

Source: Press Release