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).
Genres: Animation , Comedy , Drama , Sci-Fi & Fantasy
Keywords: alien , anime , based-on-manga , japanese-high-school , magic , romance , romcom , school-life , shounen , slice-of-life , super-power , tsundere , latest-web-series-online , watch-anime-series-online , tv-shows-online