Urusei Yatsura

Season 1, Episode 45

Episode Title: Big Springtime Picnic Uproar! (1)

Air Date: 1982-04-14

Overview:

On a class field trip, Ataru journeys to an underwater kingdom; and Ataru, Lum, Shinobu and Mendou get lost in a cave (exposing Mendou's legendary fear of the dark).