The Usui Pass is a mountain road that runs along the border of Gunma and Nagano prefectures in Japan. The pass is widely known for its historic railway and scenic hiking trails.

Usui is a technically challenging route, characterized by its long length and smooth turns, which makes it a popular destination among motorists.

Features:
- Recycled vegetation
- Redesigned fence collisions (without the "stickiness" effect!)
- Two-way traffic
- Realistic surface materials
- Race against time
- Dynamic lighting
- Dynamic night shadows
- PBR materials