The 11th compiled book volume of Shōko Iwami’s Mushoku Tensei: Roxy Gets Serious spin-off manga has announced that the manga will end with its next volume in Summer 2023.

Seven Seas describes the story as:

Mushoku Tensei – Jobless Reincarnation, the sprawling isekai hit about a 34-year-old otaku reborn into a fantasy world, primarily follows the hero Rudeus Grayrat from infancy to adulthood. But this new world is filled with people who share his new life, including Roxy, the woman who trains him in the magical arts. How did Roxy become such a powerful magician on her own?

Iwami launched the spin-off manga of the Mushoku Tensei light novel series on Kadokawa’s web manga site ComicWalker on December 21, 2017. Seven Seas Entertainment is publishing the manga in English.

Source: ANN