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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

Book language
EditionVIZ Media
Marriage Toxin Season 1 anime poster

Season 1

Medium confidence

13 episodesApr 2026 – Jun 2026

Anime ends at
Ep 13Original: Vol. 6

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
  1. Vol. 6Buy on Amazon
  2. Vol. 7Buy on Amazon
  3. Vol. 8Buy on Amazon
  4. Vol. 9Buy on Amazon
  5. Vol. 10Buy on Amazon
  6. Vol. 11Buy on Amazon
  7. Vol. 12Buy on Amazon
  8. Vol. 13Buy on Amazon
  9. Vol. 14Buy on Amazon
  10. Vol. 15Buy on Amazon
  11. Vol. 16Due Jan 2027Pre-order on Amazon

Also in other languages:

Where it stops:

Marriage Toxin Season 2 anime poster

Season 2

Announced

Jan 2027

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.

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