Mandarin Island North is part of the Orange Archipelago. It has a major metropolis the Big Orange near similar to that of Castelia City.
Ash and co. stopped Butch and Cassidy from taking over the minds of Pokémon.
- Like all the other islands, Mandarin Island is named after a type of Orange, the Mandarin.
- Mandarin Island North shares the name "Mandarin Island" with Mandarin Island South the two islands are located in the Orange Islands.