Gian no Uta ga Yamerarenai

Synopsis

Home, Nobita finds Papa lying down—he worked all night and needs sleep, but it's too bright. Nobita proposes buying 'night,' introducing Doraemon's 'Night Lamp,' which darkens surroundings when lit. Papa delighted buys five hours for ¥50. Emboldened, Nobita advertises 'Night for Sale' outside. Students needing study focus, mothers wanting baby naps, crowds buy night. Meeting friends planning a camping trip, insisting daylight dims campfire and firework atmosphere, Nobita suggests the Night Lamp...!?