Is Marriage Toxin coming back?

Yes — Marriage Toxin is coming back: season 2 is confirmed on Fuji TV, with no premiere date announced yet.

Marriage Toxin is an anime series that blends action with a shadowy underworld setting. Since 2024, it has presented a premise where a legendary family of Poison Masters guards a bloodline, and Hikaru Gero must navigate an unexpected partnership with Mei Kinosaki to secure a marriage that protects his sister and their legacy. The show’s premise centers on themes of alliance and cunning as Hikaru seeks the toughest mission for love, set against a world of elite assassins and strategic unions. The premiered in 2026 and falls within the action and anime genres.