: Trainers can travel between them via Routes 26, 27, and 28, which bridge the two regions near the Pokémon League.
: The regions have historically shared a Champion, most notably Lance , who moved from the Johto Elite Four to become the Champion of the combined League. Cultural & Historical Ties kantojohto
: The S.S. Aqua ferry travels between Vermilion City in Kanto and Olivine City in Johto. The Unified Pokémon League : Trainers can travel between them via Routes