The main plot is quite similar to Urashima Monogatari; Yamasachihiko, the deity from which the Imperial family is descended, was put in a waterproof palanquin called 'Manashikatama' by the god Shiotsutsunooji and taken to Wadatsumi no miya (a palace of the tutelary deity of the sea), and there gets married to Toyotamahime, a daughter of Wadatsumi, and after spending three years there he returns home and breaks a taboo.
その劇中、天皇の祖神、山幸彦が「塩土老翁」（しおつつのおじ）という神に「無目籠」（まなしかたま）という水の入らないかごに乗せられ、海神の宮（わだつみのみや）に行き、海神（わだつみ）の娘、豊玉姫（とよたまひめ）と結婚し3年間暮らし生まれ故郷に戻り禁（タブー）を破る話の大筋がそっくりである。