Fukuzumi, who has switched to Rookie Racing for the 2026 campaign after two seasons at KCMG, set the benchmark time of 1m36.290s in the second afternoon on Thursday in dry conditions.
Second-fastest was Nakajima Racing’s Igor Fraga, 0.055s behind.

Toyota driver Nirei Fukuzumi set the fastest time during Super Formula pre-season testing at Suzuka this week.
Fukuzumi, who has switched to Rookie Racing for the 2026 campaign after two seasons at KCMG, set the benchmark time of 1m36.290s in the second afternoon on Thursday in dry conditions.
Second-fastest was Nakajima Racing’s Igor Fraga, 0.055s behind.