From Bulbapedia, the community-driven Pokémon encyclopedia. A
map of the Kanto, Johto, Hoenn and Sinnoh regions, and the Sevii
Islands and Orange Archipelago A region (Japanese: 地方 chihō) is
an organized area of the Pokémon world. There are at most
sixteen known regions that have appeared in the various Pokémon
canons. In the main series Five regions have appeared in the
main series of Pokémon games. They are, in order of appearance,
Kanto, Johto, Hoenn, Sinnoh, and Unova. Each region has been the
setting of at least three games (four games in the case of
Unova) in the generation in which it debuts. The regions are
structured similarly. Typically, a region will have its own
Pokémon League, comprised of eight Gym Leaders. Once these eight
are defeated, Trainers can challenge the regional Elite Four,
which may or may not be shared with another, nearby region (so
far, Johto does not have its own Elite Four, as it shares it
with that of Kanto). Accordingly, each one also has a Pokémon
Professor, who teaches new T