Urashima Tarō; fairy-tale fisherman who, after visiting the underwater Palace of the Dragon King, returns centuries later
younger princess
Palace of the Dragon King; palace from the story of Urashima Tarō (said to be l…
Urashima's casket (in the story of Urashima Tarō); Pandora's box
Rip van Winkle feeling; feeling that everything has changed once one comes back…