How many seasons does Marriage Toxin have?

Marriage Toxin has 1 season and 13 episodes.

Is Marriage Toxin renewed or canceled?

Marriage Toxin is currently returning. The next episode airs Apr 28, 2026.

Where can I watch Marriage Toxin?

Marriage Toxin is available on Fuji TV. You can stream it on Crunchyroll, Crunchyroll Amazon Channel.

When is the next episode of Marriage Toxin?

The next episode of Marriage Toxin (S1 E4) airs on Apr 28, 2026.

Marriage Toxin

Name: Marriage Toxin
Genre: Animation, Action & Adventure, Comedy
Released: 2026-04-07
Rating: 8.2
Cast: Haruki Ishiya, Shion Wakayama, Anna Nagase, Mariya Ise, Asaki Yuikawa

RETURNING1 Seasons13 Episodes★ 8.2

NetworkFuji TV

First AiredApr 7, 2026

Last AiredApr 21, 2026

GenreAnimation, Action & Adventure, Comedy

Runtime24 min

For centuries, the deadly arts have been perfected by Masters, and Five Great Families hold the greatest power and influence. Hikaru Gero, an heir to the Gero family, lives in the underworld as an elite assassin. When his sister is pressured to produce an heir, Hikaru asks Mei Kinosaki, a brilliant marriage swindler, to find him a bride. The most challenging mission of his life begins!

NEXT EPISODE

S1 E4The Sound MasterApr 28, 2026Airing now

WHERE TO WATCH

Crunchyroll

Crunchyroll Amazon Channel

Data via JustWatch / TMDB

Cast

Haruki Ishiya

Hikaru Gero (voice)

Shion Wakayama

Mei Kinosaki (voice)

Anna Nagase

Kyoko Himekawa (voice)

Mariya Ise

Shizuku Ushio (voice)

Asaki Yuikawa

Shiori Ureshino (voice)

Soma Saito

Genya Naruko (voice)

Hinano Shirahama

Kimie Arashiyama (voice)

Shimba Tsuchiya

Piichi Nakagawa (voice)

Haruka Shiraishi

Akari Gero (voice)

Isamu Yusen

Toshiki Hanamaki (voice)

Seasons & Episodes1 season · 13 episodes

0% complete

E1The Poison Master's Search for a Bride

Apr 7, 202624m★ 7.0

An assassin must marry to appease his clan and save his sister. Small problem: He doesn't know how to date.

E2What Is "Charm," Anyway?

Apr 14, 202624m★ 7.3

Kinosaki takes Gero to practice dating in a floating art museum that becomes the scene of a heist.

E3My First

Apr 21, 202624m★ 8.0

Gero fights a Water Master to rescue Himekawa, but his real challenge is taking her on a date afterward.

E4The Sound Master

Apr 28, 202624m

Gero goes undercover as a student to guard a corporate heiress, but he isn't the only Master on campus.

E5Lord ChladniUPCOMING

May 5, 202624m

E6Episode 6UPCOMING

May 12, 202624m

E7Episode 7UPCOMING

May 19, 202624m

E8Episode 8UPCOMING

May 26, 202624m

E9Episode 9UPCOMING

Jun 2, 202624m

E10

E10Episode 10UPCOMING

Jun 9, 202624m

E11

E11Episode 11UPCOMING

Jun 16, 202624m

E12

E12Episode 12UPCOMING

Jun 23, 202624m

E13

E13Episode 13UPCOMING

Jun 30, 202624m

About Marriage Toxin

Marriage Toxin is a animation, action & adventure, comedy series on Fuji TV. The show first aired on Apr 7, 2026 and currently has 1 season and 13 episodes. Marriage Toxin has been renewed and is returning for more episodes. The next episode airs on Apr 28, 2026. It has a rating of 8.2/10 based on 7 votes. The cast includes Haruki Ishiya, Shion Wakayama, Anna Nagase, Mariya Ise, Asaki Yuikawa.