“Frustrated” Tsuboi reflects on race-deciding error
Tsuboi ran second after taking over the #36 TOM’S GR Supra from teammate Yuhi Sekiguchi following a mid-race safety car period that shuffled the order, and was soon challenging the Rookie Racing car shared by Yamashita and Kazuya Oshima for the lead. Yamashita held firm around the narrow, technical Okayama track as Tsuboi tried to…