Unfortunantly you cant go to other regions in Pokemon diamond and pearl. its not like leafgreen,firered,gold,silver and crystal version where you travel to different regions. You can't, Sinnoh is the only region available in the game.
No you cannot go to other regions in Pokemon Pearl or Diamond version but in Pokemon Heart Gold and Soul Silver you can go to the Jotoh region.
It is only in HeartGold & SoulSilver and Gold & Silver you can go to different regions :/(and Crystal)
you can only go to kanto and johto
if you wanna change your name make a new pokemon crystal or go on settings
It switches between the two regions you can go to.
Unfortunantly you cant go to other regions in Pokemon diamond and pearl. its not like leafgreen,firered,gold,silver and crystal version where you travel to different regions. You can't, Sinnoh is the only region available in the game.
you can go to the kanto region after you beat the elite 4
no but you can migrate Pokemon from other regions so your pokedex gets larger
No, you cannot go to other regions in Pokémon Emerald.
Johto and Kanto, just like in Silver, Gold, and Crystal
You cannot go to any other regions in Pokémon Black.
No, but you can find Pokemon's from other regions
NO
No. If you want to go to other regions you must buy other Pokemon games.
No you cannot go to other regions in Pokemon Pearl or Diamond version but in Pokemon Heart Gold and Soul Silver you can go to the Jotoh region.
It is impossible to go to other regions. The only thing they added is a lot of National Dex Pokemon in the post-end routes.