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nationality Japanese age 34 years old born December 9, 1987
Racing highlights 2016 2nd Liqui-moly Bathurst 12 Hour 2016 2nd Liqui-Moly Bathurst 12 Hour - Class A 2015 2nd Super GT Japan - GT300 2015 1st Liqui Moly Bathurst 12 Hour 2015 1st Blancpain Endurance Series - GT3 Pro Cup 2015 1st Liqui Moly Bathurst 12 Hour - Class A GT3 Am 2013 3rd Japanese Formula 3 Championship 2011 1st Japanese Formula 3 Championship - National Class 2010 3rd Japanese Formula 3 Championship - National Class 2008 3rd Formula Challenge Japan
Racing career summary Races entered 212 Wins 17 Podiums 52 Pole positions 9 Fastest laps 12 Race win percentage 8% Podium percentage 24.5%
Disclaimer: the data and summaries are all taken from the data available in the career details section further below on this page. If you know of things missing or have corrections, please log in and submit them.
Driver comparisons The latest Head-to-Head comparisons generated for Katsumasa Chiyo.
Katsumasa Chiyo vs. Kazuki Nakajima
Career overview – years in numbers
The following numbers are a summary of the more detailed information available in the Career details further below on the page. Seasons spanning over two years (for example 2013-14 championships) have their race results accounted for in the year the championship ends.
2021 Racing 8 races 0 wins 1 podium 0 pole position 0 fastest race laps 2020 Racing 8 races 0 wins 0 podiums 0 pole position 0 fastest race laps 2019 Racing 10 races 0 wins 0 podiums 0 pole position 1 fastest race lap 2018 Racing 15 races 0 wins 0 podiums 0 pole position 0 fastest race laps 2017 Racing 16 races 0 wins 1 podium 0 pole position 0 fastest race laps 2016 Racing 21 races 1 win 5 podiums 0 pole position 2 fastest race laps 2015 Racing 14 races 4 wins 6 podiums 1 pole positions 2 fastest race laps 2014 Racing 13 races 0 wins 1 podium 0 pole position 0 fastest race laps 2013 Racing 25 races 2 wins 8 podiums 1 pole positions 2 fastest race laps 2012 Racing 8 races 1 win 2 podiums 0 pole position 0 fastest race laps 2011 Racing 14 races 5 wins 10 podiums 5 pole position 3 fastest race laps 2010 Racing 16 races 1 win 7 podiums 1 pole positions 1 fastest race lap 2009 Racing 16 races 0 wins 5 podiums 0 pole position 0 fastest race laps 2008 Racing 16 races 3 wins 6 podiums 1 pole positions 1 fastest race lap 2007 Racing 12 races 0 wins 0 podiums 0 pole position 0 fastest race laps
Career details – the racing career of Katsumasa Chiyo
Position Points Team 10th 39 B-MAX Engineering Races Wins Podiums Pole positions* Fastest laps 8 0 1 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo Nissan 2.0 turbo Michelin
Click to show race results for Super GT Japan - GT500 2021. # Date Circuit Position Pole position Fastest lap 1 2021-04-11 Okayama 9 2 2021-05-04 Fuji 5 3 2021-07-18 Motegi 6 4 2021-08-22 Suzuka 2 5 2021-09-12 Sugo DNF 6 2021-10-24 Autopolis 4 7 2021-11-07 Motegi 14 8 2021-11-28 Fuji 8
Position Points Team 0 KCMG Races Wins Podiums Pole positions* Fastest laps 0 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 (2018) Nissan 3.8 turbo
Click to show race results for Liqui-Moly Bathurst 12 Hour Race - Class A - GT3 Professional 2020. # Date Circuit Position Pole position Fastest lap 1 2020-02-02 Mount Panorama DNS
Position Points Team 0 KCMG Races Wins Podiums Pole positions* Fastest laps 0 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 (2018) Nissan 3.8 turbo Pirelli
Click to show race results for Intercontinental GT Challenge 2020. # Date Circuit Position Pole position Fastest lap 1 2020-02-02 Mount Panorama DNS
Position Points Team 13th 29 NDDP Racing with B-Max Races Wins Podiums Pole positions* Fastest laps 8 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo Nissan 2.0 turbo Michelin
Click to show race results for Autobacs Super GT - GT500 2020. # Date Circuit Position Pole position Fastest lap 1 2020-07-19 Fuji 7 2 2020-08-09 Fuji 8 3 2020-08-23 Suzuka 6 4 2020-09-13 Motegi 7 5 2020-10-04 Fuji DNF 6 2020-10-25 Suzuka 4 7 2020-11-08 Motegi DNF 8 2020-11-29 Fuji 6
Position Points Team 8th 0 KCMG Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Hankook
Position Points Team 0 KCMG Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo
Click to show race results for 24H GT Series Championship of the Continents 2019. # Date Circuit Position Pole position Fastest lap 1 2019-01-12 Dubai Autodrome 27
Position Points Team 10th 0 KC Motorsport Group Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 1 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo Pirelli
Click to show race results for Liqui-moly Bathurst 12 Hour Race - Class A - GT3 Pro-Pro 2019. # Date Circuit Position Pole position Fastest lap 1 2019-02-03 Mount Panorama 10
Position Points Team 31st 8 KCMG Races Wins Podiums Pole positions* Fastest laps 5 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo Pirelli
Click to show race results for Intercontinental GT Challenge 2019. # Date Circuit Position Pole position Fastest lap 1 2019-02-03 Mount Panorama 11 2 2019-03-30 Laguna Seca 12 3 2019-07-28 Spa-Francorchamps 39 4 2019-08-25 Suzuka 6 5 2019-11-23 Kyalami 19
Position Points Team 0 KCMG Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for Blancpain GT Series Endurance Cup - Pro 2019. # Date Circuit Position Pole position Fastest lap 4 2019-07-28 Spa-Francorchamps 25
Position Points Team 0 Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO
Click to show race results for Autobacs Super GT Japan - GT500 2019. # Date Circuit Position Pole position Fastest lap 6 2019-09-08 Autopolis 12
Position Points Team 17th 14 NDDP Racing with B-Max Races Wins Podiums Pole positions* Fastest laps 8 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nissan 2.0 turbo Michelin
Click to show race results for Autobacs Super GT Series - GT500 2018. # Date Circuit Position Pole position Fastest lap 1 2018-04-08 Okayama 7 2 2018-05-04 Fuji 10 3 2018-05-20 Suzuka 7 4 2018-07-01 Chang 13 5 2018-08-05 Fuji 15 6 2018-09-16 Sugo 8 7 2018-10-21 Autopolis 13 8 2018-11-11 Motegi 9
Position Points Team 0 KCMG Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo
Click to show race results for Suzuka 10 Hours - Pro class 2018. # Date Circuit Position Pole position Fastest lap 1 2018-08-26 Suzuka DNF
Position Points Team 0 B-MAX Racing Team Races Wins Podiums Pole positions* Fastest laps 6 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara SF14 Honda Yokohama
Click to show race results for Super Formula 2018. # Date Circuit Position Pole position Fastest lap 1 2018-04-22 Suzuka 14 3 2018-05-27 Sugo DNF 4 2018-07-08 Fuji 17 5 2018-08-19 Motegi 19 6 2018-09-09 Okayama 15 7 2018-10-27 Suzuka 10
Position Points Team 8th 0 Nissan Motorsport Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo Pirelli
Click to show race results for Liqui-moly Bathurst 12 Hour - Class A - GT3 Pro-Pro 2017. # Date Circuit Position Pole position Fastest lap 1 2017-02-05 Mount Panorama 8
Position Points Team 32nd 0 Nissan Motorsport Races Wins Podiums Pole positions* Fastest laps ? ? ? ? ? * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo
Position Points Team 12th 29 Mola Races Wins Podiums Pole positions* Fastest laps 8 0 1 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Michelin
Click to show race results for Autobacs Super GT Series - GT500 2017. # Date Circuit Position Pole position Fastest lap 1 2017-04-09 Okayama DNF 2 2017-05-04 Fuji 11 3 2017-05-21 Autopolis 4 4 2017-07-23 Sugo 2 5 2017-08-06 Fuji 11 6 2017-08-27 Suzuka 14 7 2017-10-08 Chang 10 8 2017-11-12 Motegi 6
Position Points Team 20th 12 Motul Team RJN Nissan Races Wins Podiums Pole positions* Fastest laps 5 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Pirelli
Click to show race results for Blancpain GT Series Endurance Cup - Pro 2017. # Date Circuit Position Pole position Fastest lap 1 2017-04-23 Monza DNF 2 2017-05-14 Silverstone 16 3 2017-06-24 Paul Ricard 5 4 2017-07-30 Spa-Francorchamps 12 5 2017-10-01 Catalunya 13
Position Points Team 0 Nissan Motorsport Australia, Motul Team RJN Motorsport Races Wins Podiums Pole positions* Fastest laps 2 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo Pirelli
Click to show race results for Intercontinental GT Challenge 2017. # Date Circuit Position Pole position Fastest lap 1 2017-02-05 Mount Panorama 21 2 2017-07-29 Spa-Francorchamps 13
Position Points Team 2nd 0 Nismo Athlete Global Team Races Wins Podiums Pole positions* Fastest laps 1 0 1 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 VR38DETT Michelin
Click to show race results for Liqui-Moly Bathurst 12 Hour - Class A 2016. # Date Circuit Position Pole position Fastest lap 1 2016-02-07 Mount Panorama 2
Position Points Team 12th 23 Mola Races Wins Podiums Pole positions* Fastest laps 7 0 1 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres NISSAN GT-R NISMO GT500
Click to show race results for Super GT Japan - GT500 2016. # Date Circuit Position Pole position Fastest lap 1 2016-04-10 Okayama 3 2 2016-05-04 Fuji 7 4 2016-07-24 Sugo 13 5 2016-08-07 Fuji DNF 7 2016-10-09 Chang 12 3 2016-11-12 Motegi 8 8 2016-11-13 Motegi 6
Position Points Team 6th 34 B-MAX Racing Team with NDDP Races Wins Podiums Pole positions* Fastest laps 13 1 3 0 2 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F315 Volkswagen A41 Yokohama
Click to show race results for Japanese Formula 3 Championship 2016. # Date Circuit Position Pole position Fastest lap 1 2016-04-23 Suzuka 4 2 2016-04-24 Suzuka 8 3 2016-05-14 Fuji 4 4 2016-05-15 Fuji 16 5 2016-05-28 Okayama 3 6 2016-05-29 Okayama 9 7 2016-06-12 Suzuka 3 8 2016-06-13 Suzuka 4 9 2016-07-16 Fuji 4 10 2016-07-17 Fuji 1 15 2016-09-24 Sugo DNF 16 2016-09-25 Sugo 7 17 2016-09-25 Sugo 8
Position Points Team 2nd 0 NISMO Athlete Global Team Races Wins Podiums Pole positions* Fastest laps ? ? ? ? ? * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3 Nissan 3.8 turbo
Position Points Team 1st 0 Nismo Athlete Global Team Races Wins Podiums Pole positions* Fastest laps 1 1 1 1 1 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3 Nissan 3.8 turbo
Click to show race results for Liqui Moly Bathurst 12 Hour - Class A GT3 Am 2015. # Date Circuit Position Pole position Fastest lap 1 2015-02-08 Mount Panorama 1
Position Points Team 1st 0 Nismo Athlete Global Team Races Wins Podiums Pole positions* Fastest laps ? ? ? ? ? * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Position Points Team 2nd 74 Gainer Races Wins Podiums Pole positions* Fastest laps 6 2 3 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3
Click to show race results for Super GT Japan - GT300 2015. # Date Circuit Position Pole position Fastest lap 1 2015-04-05 Okayama 7 2 2015-05-03 Fuji 1 4 2015-08-09 Fuji 6 5 2015-08-30 Suzuka 1 7 2015-11-01 Autopolis 2 8 2015-11-15 Motegi 6
Position Points Team 1st 62 Nissan GT Academy Team RJN Races Wins Podiums Pole positions* Fastest laps 5 1 2 0 1 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3
Click to show race results for Blancpain Endurance Series - GT3 Pro Cup 2015. # Date Circuit Position Pole position Fastest lap 1 2015-04-12 Monza 4 2 2015-05-24 Silverstone 13 3 2015-06-20 Paul Ricard 1 4 2015-07-26 Spa-Francorchamps 8 5 2015-09-20 Nürburgring 3
Position Points Team 10th 4 B-Max Racing Team Races Wins Podiums Pole positions* Fastest laps 2 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F312 Toyota 2.0 L4 Yokohama
Click to show race results for Formula 3 Japan 2015. # Date Circuit Position Pole position Fastest lap 12 2015-07-18 Fuji 6 13 2015-07-19 Fuji 4
Position Points Team 0 NISMO Athlete Global Team Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for Liqui Moly Bathurst 12 Hour - Class A 2014. # Date Circuit Position Pole position Fastest lap 1 2014-02-09 Mount Panorama DNF
Position Points Team 12th 25 Nissan GT Academy Team RJN Races Wins Podiums Pole positions* Fastest laps 5 0 1 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for Blancpain Endurance Series - Pro-Am Cup 2014. # Date Circuit Position Pole position Fastest lap 1 2014-04-13 Monza DNF 2 2014-05-25 Silverstone 10 3 2014-06-29 Paul Ricard 3 4 2014-07-26 Spa-Francorchamps 19 5 2014-09-21 Nürburgring 6
Position Points Team 0 Nissan GT Academy Team RJN Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for ADAC Zurich 24 Hours of Nürburgring SP9 class 2014. # Date Circuit Position Pole position Fastest lap 1 2014-06-22 Nürburgring DNF
Position Points Team 46th 11 B-Max Racing Team Races Wins Podiums Pole positions* Fastest laps 3 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R GT3
Click to show race results for GT Asia - GT3 2014. # Date Circuit Position Pole position Fastest lap 5 2014-07-12 Fuji 8 6 2014-07-13 Fuji 9 13 2014-11-16 Macau 11
Position Points Team 0 Nissan GT Academy Team RJN Races Wins Podiums Pole positions* Fastest laps 2 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for Nürburgring Langstrecken Serie - SP9 2014. # Date Circuit Position Pole position Fastest lap 4 2014-05-17 Nürburgring 21 9 2014-10-11 Nürburgring DNF
Position Points Team 11th 0 B-Max Racing Team Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for Macau GT Cup 2014. # Date Circuit Position Pole position Fastest lap 1 2014-11-16 Macau 11
Position Points Team 28th 2 Dijon Racing Races Wins Podiums Pole positions* Fastest laps 7 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R Nismo GT3
Click to show race results for Super GT Japan - GT300 2013. # Date Circuit Position Pole position Fastest lap 1 2013-04-07 Okayama 9 2 2013-04-29 Fuji 11 3 2013-06-16 Sepang 13 5 2013-08-18 Suzuka 16 6 2013-09-08 Fuji DNF 7 2013-10-06 Autopolis 17 8 2013-11-03 Motegi 18
Position Points Team 3rd 72 B-Max Engineering Races Wins Podiums Pole positions* Fastest laps 15 2 8 1 2 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F312 (Toda)
Click to show race results for Japanese Formula 3 Championship 2013. # Date Circuit Position Pole position Fastest lap 1 2013-04-12 Suzuka 5 2 2013-04-12 Suzuka 3 3 2013-05-11 Motegi 4 4 2013-05-11 Motegi 6 5 2013-05-12 Motegi 3 6 2013-06-29 Okayama 3 7 2013-06-30 Okayama 4 8 2013-07-13 Fuji 6 9 2013-07-14 Fuji DQ 10 2013-08-03 Motegi 2 11 2013-08-04 Motegi 2 12 2013-09-28 Sugo 2 13 2013-09-29 Sugo 4 14 2013-10-19 Fuji 1 15 2013-10-20 Fuji 1
Position Points Team 6th 0 Nismo Athlete Global Team Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GTR GT3
Position Points Team 15th 0 B-Max Engineering Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F312 Toyota
Click to show race results for Star River Windsor Arch Formula 3 Macau Grand Prix 2013. # Date Circuit Position Pole position Fastest lap 1 2013-11-17 Macau 15
Position Points Team 0 Dijon Racing Races Wins Podiums Pole positions* Fastest laps 1 0 0 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Nissan GT-R NISMO GT3
Click to show race results for Super GT - GT300 - Fuji Sprint Cup 2013. # Date Circuit Position Pole position Fastest lap 1 2013-11-23 Fuji 4
Position Points Team 4th 53 Races Wins Podiums Pole positions* Fastest laps 8 1 2 0 0 * only pole positions from timed qualifying sessions.
Position Points Team 1st 89 NDDP Racing Races Wins Podiums Pole positions* Fastest laps 14 5 10 5 3 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F306 (Toyota)
Click to show race results for Japanese Formula 3 Championship - National Class 2011. # Date Circuit Position Pole position Fastest lap 1 2011-05-14 Suzuka DNF 2 2011-05-15 Suzuka 1 3 2011-06-11 Fuji 3 4 2011-06-12 Fuji 1 5 2011-06-12 Fuji 3 6 2011-07-16 Fuji 4 7 2011-07-17 Fuji DNF 8 2011-08-06 Motegi 1 9 2011-08-07 Motegi 3 10 2011-08-27 Okayama 6 11 2011-08-28 Okayama 3 12 2011-09-24 Sugo 1 13 2011-09-25 Sugo 2 14 2011-09-25 Sugo 1
Position Points Team 3rd 66 Denso Team Le Beausset Races Wins Podiums Pole positions* Fastest laps 16 1 7 1 1 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F305 (Toyota)
Click to show race results for Japanese Formula 3 Championship - National Class 2010. # Date Circuit Position Pole position Fastest lap 1 2010-04-17 Suzuka 2 2 2010-04-18 Suzuka 2 3 2010-05-22 Motegi 1 4 2010-05-23 Motegi 5 5 2010-06-12 Fuji 8 6 2010-06-13 Fuji DNF 7 2010-07-17 Fuji 2 8 2010-07-18 Fuji 4 9 2010-08-07 Motegi 6 10 2010-08-08 Motegi 3 11 2010-09-04 Okayama 5 12 2010-09-05 Okayama 3 13 2010-09-25 Sugo 5 14 2010-09-26 Sugo 4 15 2010-10-16 Autopolis 4 16 2010-10-17 Autopolis 2
Position Points Team 6th 48 Team Nova Races Wins Podiums Pole positions* Fastest laps 16 0 5 0 0 * only pole positions from timed qualifying sessions. Car Engine Tyres Dallara F306 (Toyota)
Click to show race results for Japanese Formula 3 Championship - National Class 2009. # Date Circuit Position Pole position Fastest lap 1 2009-04-04 Fuji 3 2 2009-04-05 Fuji 6 3 2009-04-25 Okayama DNF 4 2009-04-26 Okayama 5 5 2009-05-16 Suzuka 4 6 2009-05-17 Suzuka 2 7 2009-06-27 Fuji 5 8 2009-06-28 Fuji 2 9 2009-07-11 Suzuka 7 10 2009-07-12 Suzuka 8 11 2009-08-08 Motegi 4 12 2009-08-09 Motegi 4 13 2009-08-29 Autopolis 3 14 2009-08-30 Autopolis 4 15 2009-09-26 Sugo DNF 16 2009-09-27 Sugo 2
Position Points Team 3rd 136 Races Wins Podiums Pole positions* Fastest laps 16 3 6 1 1 * only pole positions from timed qualifying sessions. Car Engine Tyres Tatuus FC106
Click to show race results for Formula Challenge Japan 2008. # Date Circuit Position Pole position Fastest lap 1 2008-04-05 Fuji 3 2 2008-04-06 Fuji 14 3 2008-05-10 Suzuka 1 4 2008-05-11 Suzuka 1 5 2008-05-24 Motegi 2 6 2008-05-25 Motegi 1 7 2008-06-28 Fuji 7 8 2008-06-29 Fuji 9 9 2008-07-12 Suzuka 7 10 2008-07-13 Suzuka 5 11 2008-08-09 Motegi 15 12 2008-08-10 Motegi 4 13 2008-08-30 Fuji 2 14 2008-08-31 Fuji 21 15 2008-09-20 Sugo 7 16 2008-09-21 Sugo DNF
Position Points Team 15th 28 Races Wins Podiums Pole positions* Fastest laps 12 0 0 0 0 * only pole positions from timed qualifying sessions.
DriverDB Rating graph
The following graph shows the change in the DriverDB Rating of Katsumasa Chiyo over time since January 1st 2013. The rolling average of the graph is 10 days.
Katsumasa Chiyo