In Pokémon: Vermillion/Purple, how to view the self-ID of Pokémon Vermillion can be referred to as follows:
In the Pokémon: Vermillion/Purple series, you only need to go to the Yusan family in the game to open your personal information and view your ID. You can save it before playing the game, and you can check your ID when you get the Rotom phone.
IDs appear completely randomly, so if you want the ID you like, you have to keep deleting files and starting over.
