Home Teams R Rn-Sports Racing team Rn-Sports Japan Entries Season Series / class Car Driver / pos. / races 2026 Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Masayuki Ueda, 11.10 of 14 races Dome F111/3 - Alfa Romeo Hibiki Komatsu, 7.6 of 14 races Dome F111/3 - Alfa Romeo Shunji Okumoto, 10.2 of 14 races Dome F111/3 - Alfa Romeo Yu Oda, 13.2 of 14 races Formula Regional Japanese Championship, Class Master Dome F111/3 - Alfa Romeo Masayuki Ueda, 4.10 of 14 races 1 win 2025 Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Yu Oda, 5.15 of 15 races Dome F111/3 - Alfa Romeo Hibiki Komatsu, 11.3 of 15 races 2024 Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Yuta Fujiwara, 19.2 of 14 races Dome F111/3 - Alfa Romeo Motoki Takami, 14.3 of 14 races Dome F111/3 - Alfa Romeo Masayuki Ueda, 20.4 of 14 races Formula Regional Japanese Championship, Class Master Dome F111/3 - Alfa Romeo Motoki Takami, 6.3 of 14 races 2 wins Dome F111/3 - Alfa Romeo Masayuki Ueda, 5.4 of 14 races 1 win 2023 Japanese Super Formula Lights Dallara F320 - Spiess VW Yuui Tsutsumi, 10.12 of 18 races Dallara F320 - Spiess VW Sota Ogawa3 of 18 races Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Yoshitsugu Kondo, 11.6 of 16 races Dome F111/3 - Alfa Romeo Motoki Takami, 17.4 of 16 races Dome F111/3 - Alfa Romeo Toshiki Oyu0 of 16 races Formula Regional Japanese Championship, Class Master Dome F111/3 - Alfa Romeo Yoshitsugu Kondo, 1.6 of 16 races 6 wins Dome F111/3 - Alfa Romeo Motoki Takami, 5.4 of 16 races 3 wins 2022 Japanese Super Formula Lights Dallara F320 - Spiess VW Masayuki Ueda6 of 18 races Dallara F320 - Spiess VW Kohta Kawaai, 8.12 of 18 races Dallara F320 - Spiess VW Seiya Motojima6 of 18 races Japanese Super Formula Lights, Class Master Dallara F320 - Spiess VW Masayuki Ueda, 3.6 of 18 races 1 win Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Motoki Takami, 14.2 of 17 races Dome F111/3 - Alfa Romeo ? Hirobon, 5.14 of 17 races Dome F111/3 - Alfa Romeo Masayuki Ueda, 13.2 of 17 races Formula Regional Japanese Championship, Class Master Dome F111/3 - Alfa Romeo Motoki Takami, 10.2 of 17 races Dome F111/3 - Alfa Romeo ? Hirobon, 1.14 of 17 races 8 wins Dome F111/3 - Alfa Romeo Masayuki Ueda, 7.2 of 17 races 2021 Formula Regional Japanese Championship, Class Master Dome F111/3 - Alfa Romeo Masayuki Ueda, 6.11 of 13 races Japanese Super Formula Lights Dallara F320 - Spiess VW Masayuki Ueda12 of 17 races Dallara F320 - Spiess VW Atsushi Miyake, 4.17 of 17 races 2 wins Japanese Super Formula Lights, Class Master Dallara F320 - Spiess VW Masayuki Ueda, 2.12 of 17 races 3 wins Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Masayuki Ueda, 13.11 of 13 races Dome F111/3 - Alfa Romeo Kakunoshin Ohta, 14.2 of 13 races Dome F111/3 - Alfa Romeo Kakunoshin Ohta, 14.0 of 13 races 2020 Japanese Super Formula Lights Dallara F320 - Spiess VW Masayuki Ueda17 of 17 races Japanese Super Formula Lights, Class Master Dallara F320 - Spiess VW Masayuki Ueda, 2.17 of 17 races 1 win Formula Regional Japanese Championship Dome F111/3 - Alfa Romeo Masayuki Ueda, 4.12 of 14 races Formula Regional Japanese Championship, Class Masters Dome F111/3 - Alfa Romeo Masayuki Ueda, 2.12 of 14 races 3 wins 2017 Japanese Super GT Series, Class GT 300 Mercedes-AMG GT3 Keishi Ishikawa7 of 8 races Mercedes-AMG GT3 Ryosei Yamashita7 of 8 races Mercedes-AMG GT3 Masayuki Ueda2 of 8 races All-Japan Formula 3 Championship Dallara F308 - TOM's Toyota Masayuki Ueda20 of 20 races All-Japan Formula 3 Championship, Class National Dallara F308 - TOM's Toyota Masayuki Ueda, 2.20 of 20 races 1 win 2016 All-Japan Formula 3 Championship Dallara F308 - TOM's Toyota Masayuki Ueda5 of 17 races All-Japan Formula 3 Championship, Class National Dallara F308 - TOM's Toyota Masayuki Ueda, 7.5 of 17 races Japanese Super GT Series, Class GT 300 Mercedes-AMG GT3 Kazuya Tsuruta8 of 8 races Mercedes-AMG GT3 Masayuki Ueda8 of 8 races Mercedes-AMG GT3 Keishi Ishikawa1 of 8 races 2015 Japanese Super GT Series, Class GT 300 Mercedes SLS AMG GT3 Masayuki Ueda7 of 8 races Mercedes SLS AMG GT3 Kazuya Tsuruta7 of 8 races Mercedes SLS AMG GT3 Makoto Ikegami2 of 8 races 1. Positions 1–6 and wins. Season in progress, provisional standings.
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