MARRIAGETOXIN Enters Beast Tamer Arc With New Key Visual and Voice Cast
The Beast Tamer arc introduces a new antagonist type and expands the voice cast, signaling that the adaptation is pacing through the manga's major story beats at a steady clip.
Key Facts
- The MARRIAGETOXIN anime entered its Beast Tamer arc with episode 8 on May 26, 2026.
- A new key visual for the arc was drawn by character designer and chief animation director Kohei Tokuoka.
- Kazuyuki Okitsu voices Toshiro Dogo, and Ayaka Suwa voices Byakko in the new arc.
- The anime premiered on April 3, 2026, and streams weekly on Crunchyroll.
- The manga by Joumyaku and Mizuki Yoda has 17 tankobon volumes as of April 2026, with volume 18 due July 3, 2026.
Reporting from 4 sources: Crunchyroll News, Anime Trending, Anime Corner, The Fandom Post.
The MARRIAGETOXIN anime has entered its Beast Tamer arc with the release of episode 8 on May 26, 2026. To mark the new story phase, the production revealed a key visual by character designer and chief animation director Kohei Tokuoka, along with two new cast members. Kazuyuki Okitsu joins as Toshiro Dogo, and Ayaka Suwa voices Byakko. The arc sees protagonist Hikaru Gero facing a Beast Master to save Kimie Arashiyama, following earlier encounters with a Water Master and a Sound Master. Motonobu Hori directs the series at studio bones film, with series composition by Kimiko Ueno and music by Taisei Iwasaki and yuma yamaguchi. Crunchyroll streams new episodes weekly. The anime premiered on April 3, 2026, and is based on the manga by Joumyaku and Mizuki Yoda, serialized in Shonen Jump+ since 2022.
The new key visual for the Beast Tamer arc, drawn by Kohei Tokuoka, places Toshiro Dogo and Byakko in the background, looming behind the main cast. Kazuyuki Okitsu, known for Fat Gum in My Hero Academia, voices Toshiro Dogo, while Ayaka Suwa, who played A2 in NieR:Automata Ver 1.1a, voices Byakko. The arc began with episode 8, which aired on May 26, 2026. The anime first premiered on April 3, 2026, and streams on Crunchyroll. Studio bones film handles animation production, with Motonobu Hori (Metallic Rouge) directing. The opening theme is "Kill or Kiss" by Yurina Hirate, and the ending theme is "Shake Na Baby" by AKASKAI. The manga, which launched on Shonen Jump+ in April 2022, has released 17 tankobon volumes as of April 2026, with an 18th volume due July 3, 2026.
Synthesized by Yomimono from the 4 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.
Sources
- Crunchyroll News MARRIAGETOXIN Anime Enters Beast Tamer Arc with New Visual, Cast
- Anime Trending MARRIAGETOXIN Unveils New Visual & More Cast Members
- Anime Corner MARRIAGETOXIN Enters Beast Tamer Arc With New Key Visual and Voice Cast
- The Fandom Post ‘Marriage Toxin’ TV Anime Debuts New Beast Master Arc Cast Key Visual