Shizuka sneaks out her mother's necklace to the empty lot to show it to Nobita, Gian, and Suneo. However, when Gian accidentally pulls the necklace and causes the pearls to scatter, it's
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Shizuka sneaks out her mother's necklace to the empty lot to show it to Nobita, Gian, and Suneo. However, when Gian accidentally pulls the necklace and causes the pearls to scatter, it's up to Doraemon, Nobita, and Shizuka to create a replica necklace and cover the accident from Shizuka's mother. Remade as The Pearl Producing Oyster Case in the 2005 series.