MARRIAGETOXIN Enters Beast Tamer Arc With New Key Visual and Voice Cast
The Beast Tamer arc introduces two new named antagonists voiced by established actors, expanding the series' roster of elemental Masters and signaling a shift in the story's conflict structure.
Reporting from 2 sources: Crunchyroll News, Anime Corner.
The MARRIAGETOXIN anime has entered its Beast Tamer arc with the release of episode 8 on May 26, 2026. To mark the arc's start, the production revealed a new key visual and two additional voice cast members. The visual, drawn by character designer and chief animation director Kohei Tokuoka, shows the looming threat of the Beast Master. The new cast additions are Kazuyuki Okitsu as Toshiro Dogo and Ayaka Suwa as Byakko. The arc follows protagonist Hikaru Gero as he faces a Beast Master to save Kimie Arashiyama, after previous encounters with a Water Master and a Sound Master. The anime is directed by Motonobu Hori at studio bones film, with series composition by Kimiko Ueno, character designs by Tokuoka, and music by Taisei Iwasaki and yuma yamaguchi. Crunchyroll streams new episodes every Tuesday, and VIZ Media publishes the English version of the original manga by Joumyaku and Mizuki Yoda.
The new key visual places Toshiro Dogo and Byakko in the background, framed as the immediate threats Gero must overcome. Kazuyuki Okitsu, who voices Toshiro Dogo, is known for playing Fat Gum in My Hero Academia. Ayaka Suwa, who voices Byakko, played A2 in NieR:Automata Ver 1.1a.
Director Motonobu Hori previously directed Metallic Rouge. Series composer Kimiko Ueno worked on ZENSHU. Character designer and chief animation director Kohei Tokuoka previously held both roles on The Fragrant Flower Blooms With Dignity and served as chief animation director for SK8 the Infinity. Studio bones film, the animation production arm, is also animating My Hero Academia FINAL SEASON and Gachiakuta.
The full main voice cast includes Shion Wakayama as Mei Kinosaki, Haruki Ishiya as Hikaru Gero, Anna Nagase as Kyoko Himekawa, Mariya Ise as Shizuku Ushio, Asaki Yuikawa as Shiori Ureshino, Soma Saito as Genya Naruko, Hinano Shirahama as Kimie Arashiyama, and Simba Tsuchiya as Piichi Nakagawa. The anime premiered on April 3 and streams on Crunchyroll.
Synthesized by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.