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Marriage Toxin 2026

Status
Returning Series
First Aired
April 7, 2026
Last Aired
June 30, 2026
Format
1 season · 13 eps
Total Runtime
~5.2 hours (24 min/ep)
Highest Rated Episode
S1E7 "The Bug Master's Wedding" (★ 7.7/10)
Networks
Fuji TV, Tokai Television Broadcasting, Kansai TV
Where to Stream
Crunchyroll, Crunchyroll Amazon Channel, YouTube TV
Streaming data from JustWatch
★ TMDB users: 7.9/10 from 37 votes TV-14 AnimationAction & AdventureComedy 1 seasons · 13 eps Returning Series
Community & Your Rating
★ 7.9/10
Where to watch: CrunchyrollCrunchyroll Amazon ChannelYouTube TVAmazon VideoApple TV Store
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Quick answer

What is Marriage Toxin?

The television series Marriage Toxin is a 2026 production that explores the concept of marriage in a unique context. According to the series' synopsis, it is set in a world where the deadly arts have been perfected by Masters and Five Great Families hold significant power and influence.

Type
TV series
Year
2026
Status
Returning Series
Episodes
13
Runtime
24 minutes
First aired
Apr 7, 2026
Last aired
Jun 30, 2026
Original language
JA
Origin
JP
Networks
Fuji TV, Tokai Television Broadcasting, Kansai TV, Fukui TV
Genres
Animation, Action & Adventure, Comedy
Updated
Series guide

At a glance

Rating
★ TMDB users: 7.9/10 from 37 votes
Format
1 season · 13 episodes
Episode runtime
~24 minutes
Status
Returning Series
Networks
Fuji TV, Tokai Television Broadcasting, Kansai TV, Fukui TV, Hokkaido Cultural Broadcasting, Iwate Menkoi Television, Sendai Television, SAGA TV, Ishikawa TV, TNC, OHK, Kochi Sun Sun Broadcasting, Television Shin Hiroshima System, TV Shizuoka, NST, NBS, Sakuranbo TV, TSK, Ehime Broadcasting, KTS, Fukushima TV, AKT, Toyama Television, TV Kumamoto, Okinawa Television Broadcasting, KTN
Availability by region

Where to watch in United States

Stream

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Amazon VideoApple TV Store
Check current availability in United States ↗

Streaming availability data provided by JustWatch via TMDB. Availability changes by country and date; verify on the provider before subscribing or purchasing.

Planning tool

How long to binge?

Estimate the schedule using 13 episodes and an average 24-minute runtime.

Trailer

Overview

The television series Marriage Toxin is a 2026 production that explores the concept of marriage in a unique context. According to the series' synopsis, it is set in a world where the deadly arts have been perfected by Masters and Five Great Families hold significant power and influence. The story revolves around Hikaru Gero, an heir to the Gero family, who is an elite assassin living in the underworld. The series was created by Jomyaku and Yuma Yamaguchi and features a cast including Haruki Ishiya, Shion Wakayama, Ryôtarô Okiayu, and Takaaki Torashima. Marriage Toxin delves into the complexities of marriage, which is defined as a culturally and often legally recognised union between people called spouses, as stated in sources such as Wikipedia and Merriam-Webster. The series' plot involves Hikaru seeking a bride, which sets him on a challenging mission. The concept of marriage is also discussed in sources such as Britannica and Marriage.com, which highlight its importance in society.

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Should you watch it?

“An elite assassin hires a marriage swindler to help him secure a bride and save his family.”

Reasons to watch
  • unique premise blending assassination and romance
  • fast-paced storytelling
Keep in mind
  • features high-stakes violence
  • complex family dynamics

Watch it if you enjoy unconventional partnerships and high-stakes missions.

The series depicts the activities of an elite assassin and the underworld.

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Ask anything about Marriage Toxin — answers are spoiler-safe.

Your verdict

Is Marriage Toxin worth watching?

Cast

Comprehensive Directory

Episode guide

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Mytharc (3): Crucial lore & season climaxes
Core (10): Character development & subplots
Side Quest (0): Standalone / filler
Season 1 · 13 episodes Open the complete Season 1 guide & lore primer →
Verified insights

Frequently asked questions

Who is Hikaru Gero?

He is an heir to the Gero family and an elite assassin.

What is the role of the Five Great Families?

They hold the greatest power and influence in the world of deadly arts.

Why does Hikaru need a bride?

He seeks to prevent his sister from being pressured to produce an heir.

Who is Mei Kinosaki?

She is a brilliant marriage swindler hired by Hikaru.

What is the central conflict?

Hikaru must navigate the challenge of finding a bride while working as an assassin.

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