The 13th and final episode of Marriagetoxin ended with an announcement on Tuesday that a second season is in production. The official website also revealed an announcement promo. The second season is scheduled to premiere on Kansai TV and Fuji TV's new Karnival!! programming slot at 11:00 p.m. in January 2027. Produced by Bones Film, the first season adapting Joumyaku and Mizuki Yoda's action manga debuted on April 7. Crunchyroll streamed the series with multiple subtitles and dubs. J...