We’re about four months from the launch of the biggest game of the year: Grand Theft Auto 6. The hype is no doubt through the roof, but if you’re in Japan, you’ll need to turn that excitement into immediate action because you’ll have a limited amount of time to redeem the code that comes in the game box. As outlined in a June 24 FAQ on Rockstar Games’ support page, Japanese gamers will have 170 days to use the code,…