The PS1 is region locked. A standard UK PAL console plays PAL games, a Japanese console plays NTSC-J games and a North American console plays NTSC-U/C games.
You can get around the region lock using methods such as a modchip or FreePSXBoot, or simply buy a console from the region you want to collect.
No, the original PlayStation is not region free.
PS1 consoles and games were released for three main regions: PAL, NTSC-U/C and NTSC-J. Each console will only play games made for its own region.
So if you've got a UK PAL PlayStation, you can't simply put a Japanese or American game into it and start playing. This applies to both the original full-size PlayStation and the later PS one redesign.
There are a couple of ways around this though!
Can a UK PS1 Play Japanese Games?
Not without some form of modification or workaround.
A standard UK PAL PS1 is designed to boot PAL games, while Japanese games are NTSC-J.
The same applies in the other direction. A Japanese PS1 won't boot UK PAL games.
This is worth knowing if you're getting into Japanese PS1 collecting. There are loads of games that are considerably cheaper in Japan, as well as plenty that were never released in the UK.
How Can You Play Import Games?
There are several ways to get around the PS1's region locking.
Modchips
The classic solution is a modchip.
These small chips are installed inside the console and can bypass the PS1's region check, allowing games from other regions to boot.
Modchips were extremely common during the PlayStation era, although back then they were probably better known for another reason: playing copied games.
Today, fitting one can be a useful way of turning an original PS1 into a multi-region console.
Swap Methods
There are also various disc-swapping methods that can trick the console into booting an import game.
These usually involve starting the console with a compatible disc and swapping it for the import at a particular point in the boot process.
They can work, but they're fiddly. If you're planning on regularly playing imported games, we'd much rather use a proper multi-region solution.
FreePSXBoot
A much more modern option is FreePSXBoot, a homebrew exploit that can be loaded from a specially prepared memory card.
On compatible consoles, this can be used to launch homebrew software and bypass the normal region restrictions without permanently modifying the PS1.
There's Another Problem: PAL vs NTSC
Getting an imported game to boot is only part of the story.
PAL and NTSC games were designed around different TV standards. PAL games run at 50Hz, while NTSC games run at 60Hz.
That means playing an NTSC game on a PAL console isn't necessarily identical to playing it on its original hardware.
Depending on the PS1 model, TV and video connection you're using, you can potentially encounter problems with colour or video output.
Modern TVs and upscalers tend to make this much less painful than it was in the 1990s, but it's still something worth knowing if you're building a multi-region setup.
What About PS1 Games on the PS2?
The PS2 is backwards compatible with most PS1 games, but it doesn't remove the region lock.
A standard PAL PS2 will still expect PAL PS1 games. Putting a Japanese PS1 game into a UK PS2 won't suddenly make it work just because the newer console can play PS1 discs.
Should You Buy a Japanese or American PS1 Instead?
If you're planning to collect heavily for a particular region, this can actually be the simplest option.
Rather than modifying a PAL console, you can just own a console from the same region as your games.
Here at RetroQuest, we'd particularly consider this if you're getting heavily into Japanese imports. Japanese PS1 games are plentiful, there are loads of interesting exclusives, and having an NTSC-J console removes the hassle of getting them running on PAL hardware.

