Can you get to sevii islands on soul silver?

No, Sevii Islands are not accessible in Pokémon SoulSilver. Sevii Islands are a group of islands located in the Kanto region in the Pokémon games FireRed and LeafGreen, which are set in the Kanto region. In Pokémon SoulSilver, players can only explore the Johto and Kanto regions, not the Sevii Islands.