Let's Buy the Land and Cultivate It in a Different World manga volume 4 features story by Rokujuuyon Okazawa and art by Jun Sasameyuki.

With the help of the Bati, Belena, and Kidan’s orc and goblin pals, the farm is coming along well. Construction, farming, cooking, and even tailoring are covered. However, the job of potion mixing along with fermented foods falls squarely on Plattie alone! When her brother, Prince Arowana, comes for the Merpeople Kingdom’s weekly ration of pickled daikon radish, she gives him an ultimatum: bring me some helpers to work with, or no takuan for you! But for Merpeople, life on land is a prison…literally! What’s going to happen when Plattie is joined by three mermaid witches sentenced to exile?!