Tsukimichi - Volume 13 (Light Novel‪)‬

After wrapping up his visit to the demon territories, Makoto finally returns to the academy—only to be greeted by a mountain of paperwork filling his entire office.
During his absence, inquiries about his lectures had flooded in nonstop, pushing the academy’s administrative office to the brink of collapse. The moment Makoto announces that he’ll be expanding his class, chaos erupts as students nearly come to blows over the few available seats!
Meanwhile, in the demiplane, the selection process begins for those hoping to migrate to the newly formed “sea”…
Makoto’s hectic days are far from over.