First of all:
1: Kanto
2: Orange Archipelago
3: Johto
4: Orre
5: Hoenn
6: Battle Frontier (Kanto/Hoenn)
7: Fiore
8: Sevii Islands
9: Sinnoh
10: Distortion World
11: Mystery Dungeon Realm (for Red and Blue Rescue Team, and Explorers of Time; Darkness; and Sky
12: Battle Frontier (Sinnoh/Johto FOR HEART GOLD AND SOUL SILVER)
13: Almia
14: Oblivia (for Pokemon Ranger Path of Light)
15: Duelist (for Pokemon Trading Card Game) (GAME BOY COLOR)
16: Stadium Island (for Pokemon Stadium)
17: White City: region N/A (for Pokemon Stadium 2)
... and finally, Drumroll, Please!
18: Poketopia (for Pokemon Battle Revolution)
648
there r 2 regions. sinnoh and the battle frontier
The pokemon game that has two regions is gold silver and crystal and the remakes of gold and silver heart gold, soul silver although many of the games have areas you have to take a boat to which is close to two regions but not officially a region
KantoJohtoHoennSinnohOrreFioreAlmia
you can go to all the regions. First tou have to beat the battle frontier and find this old man with a ghost Pokemon and then you go home and you will find may.and you will get to battle any were.
six
648
there is only the sinnon region is Pokemon diamond
There is only one region in Pokemon diamond.
there r 2 regions. sinnoh and the battle frontier
only 2
2. The Johto and the Kanto.
1, the unova region
No, there are no other regions in Pokemon Diamond.
I think you can only be in Sinnoh, which is a shame.
The pokemon game that has two regions is gold silver and crystal and the remakes of gold and silver heart gold, soul silver although many of the games have areas you have to take a boat to which is close to two regions but not officially a region
johoto or kanto regions