A regional lock is a mechanism first introduced to console games by Nintendo that prevents the use of a product outside a certain territory or location. Nintendo implemented regional locks on its consoles in response to signficant issues with the Nintendo 64 console regarding grey market transactions and legal issues concerning censorship.
No, the 3DS is region locked.
No, all 3DS consoles are region locked.
No, the 3DS is region locked.
Yes
No. The 3DS is region locked, EU games will not work on a US 3DS.
No, 3DS games are region locked.
It can play European DS games, but not European 3DS games. 3DS games are region locked, but you can still play regular DS games on any 3DS console (tested with European 3DS and US DS games).
No, the 3DS is region locked, a US game will not work on a European console.
no, region locked! Japanese 3ds games will only plan on japan version 3ds.
Yes, you can. However, since the Nintendo 3DS are region locked, the European 3DS will not be able to play North American 3DS games.
There are 3 3DS regions - Japan, Europe+Australia, USA+Canada. Any game sold in Australia is the same as one sold in the UK and will work on a UK 3DS. Any regionally restricted online 3DS content that the UK can access, like Eurosport, will work for an Australian 3DS too.
Regular DS games from the UK will work on a 3DS from any region, including the US. It is only the 3DS games that are region locked, so a UK 3DS game would not work.