Hoshi wo Katta Hi
The Day I Cropped a Star
The Day I Harvested a Star
The Day I Harvested a Planet
The Day I Bought a Star
星をかった日
A young boy, tired of the city, escapes into the country. When trying to bring vegetables to the market to sell, his cart breaks down and he exchanges the vegetables for a mystical seed. Returning home he plants the seed in a normal pot- only to find it growing into a planet.
(Source: ANN)