Marriage Toxin
TV anime2026–1 season1 announced13 episodes airedOriginal: mangaJoumyaku, Mizuki Yoda
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!
After Season 1, continue with Vol. 6

Season 1
- Anime ends at
- Ep 13Original: Vol. 6
- Read next
- Vol. 6manga · English · VIZ MediaOpens with story the anime already covered
The anime’s continuation point is Vol. 6 of the original. This is the book that contains it.
Marriage Toxin, Vol. 6
VIZ MediaEnglishPaperback
All 10 books from Vol. 6 to Vol. 15 · Vol. 16 due Jan 2027
- Vol. 6Buy on Amazon
- Vol. 7Buy on Amazon
- Vol. 8Buy on Amazon
- Vol. 9Buy on Amazon
- Vol. 10Buy on Amazon
- Vol. 11Buy on Amazon
- Vol. 12Buy on Amazon
- Vol. 13Buy on Amazon
- Vol. 14Buy on Amazon
- Vol. 15Buy on Amazon
- Vol. 16Due Jan 2027Pre-order on Amazon
Also in other languages:
Where it stops:

Season 2
Season 2 is scheduled for January 2027 and has not aired yet. A reading point after this season is not available.
Original · Manga
Marriage Toxin
マリッジトキシン
Joumyaku, Mizuki YodaShueishaOngoing19 volumes so far
- JapaneseShueisha19 volumes so farsince Aug 2022
- EnglishVIZ Media15 volumes so farsince Jan 2024
- FrenchCrunchyroll15 volumes so farsince Sep 2023
- SpanishEditorial Ivrea España5 volumes so farsince Feb 2024
All volumes
Before you read
Suggested reading (English · VIZ Media): Season 1 ends at Ep 13. Continue with Vol. 6.
The original manga is still ongoing; Vol. 19 is the latest as of October 2026.
Shueisha: The Japanese edition is at Vol. 19.
Crunchyroll: The French edition is at Vol. 15. Vol. 16 is due Jan 2027.
Crunchyroll · Collector's edition: The French edition is at Vol. 10 · Collector's edition.
Editorial Ivrea España: The Spanish edition is at Vol. 5.
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