General Acorn

(from ebookjapan):

On the border of Nagano and Niigata prefectures, there is a village nestled between mountains. This village, known as Dongurimura, is a small, tiny village with only one bus service per day.

Ichiban Todoroki is a fifth grader at an elementary school with a total of only 28 students, and he sprawls out in the great outdoors every day.

Noboru Kawasaki's heartwarming gag manga unfolds in this peaceful village.