Rain prevents Koyama from passing SUPER GT rookie test

Toyota junior Koyama, the reigning Formula Regional Japanese champion, is registered as the third driver for the Arnage Racing-run #50 Lexus RC F GT3 this season alongside Igor Fraga and Yuga Furutani.
Both Fraga and Furutani were able to complete the rookie test in the opening official pre-season test at Okayama earlier this month, with Koyama only completing a small handful of laps at the end …Keep reading