Rosei, leaves his village to search for a better existence. He hears that the Emperor needs more councillors and hopes he will be given a chance. One day he arrives at an inn where the wizard Roko has left a pillow behind on which he rests. Rosei dreams of rising in power to minister of state and beyond. He awakes to find that Life is but a dream and everything is temporary. He decides to return back home.
This may well be the work of Kansai II whose pupil was the Zeshin.