Is 100 Days Until We Break Up coming back?

100 Days Until We Break Up premieres on May 27, 2026, on MBS. This is an upcoming drama and romance series that is currently in development and set to debut soon.

The show is about Kasuga Yuma and Hasegawa Itsuki, who gained public attention after a viral social media interview about their partnership oath system for sexual minorities. When they are offered the opportunity to film a documentary covering 100 days of their lives together, Yuma agrees in hopes of promoting understanding of homosexuality. Despite having already ended their relationship, Yuma persuades Itsuki to continue acting as a loving couple for the cameras. Director Kayano Shiho aims to authentically capture their relationship, unaware of the true nature of their breakup.

The first episode is scheduled to air on May 27, 2026, and will be the season premiere.