Doraemon (1979)

Ran away to Uninhabited Island (1x120)

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Nobita comes home late and gets yelled at by his parents. Nobita runs away from home with some of Doraemon's gadget. Nobita finds life on the island difficult, but can't find a way home until Doraemon finds him. By the time Doraemon finds him, it has been 10 years and Nobita has grown old. Worried that his parents won't accept him, Nobita and Doraemon travel 10 years to the past and use the time cloth to revert Nobita to his younger self.