In 2022, became the new title sponsor of the series.
5 2020 Floral Racing with Uematsu Tadao Uematsu Shintaro Kawabata Rd.
Prior to that, the was the series' largest event, held annually from 1994 until 2008.
1-4, 6 Teruhiko Hamano Kazuki Hiramine Rd.
3, 5 Masamitsu Ishihara Daisuke Ikeda Yuya Sakamoto Shinya Hosokawa Rd.
Year Team Vehicle Drivers 2021 Endless Sports Yudai Uchida Hideki Yamauchi Togo Suganami Ryo Ogawa Rd.