Doraemon takes Nobita and friends to a South Pacific iceberg to escape the heat, where they discover a mysterious golden ring buried in the ice. They travel to Antarctica to find the ring's owner, uncovering a hidden city and meeting Kara, a young girl connected to the ring. However, their adventure turns into a fight for survival as Doraemon faces a global crisis: the Earth's sudden freezing.

Doraemon: Great Adventure in the Antarctic Kachi Kochi
A group of friends, accompanied by Doraemon, embark on a thrilling adventure to a gigantic iceberg in the South Pacific, where they establish an exhilarating amusement park with the help of a special tool, and stumble upon a hidden treasure of gold.