Ferry boats have a long history and travel between ports, lakes, rivers, straits and islands. According to legend, it exists in the underworld, where ghosts and ghosts swim across the shore. However, there is a kind of ferry boat, driven by the boatman, wandering in The yellow spring made of time and space, the ferry to the infinite world. The ferry may be a stream or a beach where people come and go, or it may be an ornamental lake in a park. I don’t know when. The boatman on the ferry It will suddenly come here across time and space, stop the ship and land.