Doraemon Season — 17 Episode 44

Desperate, Nobita uses the Small Light to shrink himself and search the sewer. Inside, he encounters a lost baby crow who has swallowed the key, thinking it was a shiny pebble. Nobita befriends the crow, but Gian and Suneo — also shrunk — chase him, thinking Nobita is faking the crisis to avoid practice.

The group uses the Anywhere Door to go to the island — but Doraemon accidentally sets it to the North Pole. The episode ends with everyone shivering as a penguin waves at them. doraemon season 17 episode 44

August 23, 2019

If we assume you are referring to the (Japanese original order) and the episode commonly labeled as Episode 44 of Season 17 in international listings, here is a plausible piece — a fictional yet realistic plot summary for such an episode, written in the style of the show: Title: The Anywhere Door's Lost Key (どこでもドアの鍵なくしちゃった) Desperate, Nobita uses the Small Light to shrink