Education
Sasahara graduated to single-seaters in 2013, racing in the Formula Renault 2.0 Alps championship for Vincenzo Sospiri"s Euronova Racing team He finished in the points on seven occasions, taking a best race result of sixth at Misano to finish 13th in the championship.
Career
Karting
Sasahara began karting aged seven in 2003. He went on to enjoy further success in the category, winning the Rotax Max Euro Challenge Junior title in 2011, and the Central Eastern European Rotax Max Challenge Senior title in 2012, his final year in karting. Formula Renault 2.0
During the season, he also took part in the Spa-Francorchamps and Barcelona rounds of the Eurocup Formula Renault 2.0 season with Euronova Racing as a guest driver.
Foreign 2014, Sasahara continued with Euronova Racing, switching to the Formula Renault 2.0 Nippon Electric Corporation championship.
He took a single podium position, finishing second to Louis Delétraz in the opening race of the season at Monza, and finished in the points in all the remaining races except one to finish sixth in the championship. In 2015, Sasahara joined the ART Junior Team to contest both the Eurocup Formula Renault 2.0 and Formula Renault 2.0 Nippon Electric Corporation championships.
Italian F4
In June 2014, Sasahara took part in the opening round of the Italian F4 Championship at Adria International Raceway for Euronova Racing, replacing Italian driver Andrea Fontana who missed the event due to illness. Career summary
† As Sasahara was a guest driver, he was ineligible for championship points.