The new summer Horizon Mascot Party Festival Series has arrived in Forza Horizon 6, and that means a new weekly Shimanoyama Treasure Hunt, plus more challenges and rewards. There are also two seasonal cars you can progress towards, the Exomotive Exocet Sport and the Datsun 2000 Roadster, and completing this challenge will give you a little bit of progress towards earning them. All that said, here's where to find the chest.
