HIYU YAMAKOSHI
Age: 18
Nationality: Japanese
Tokyo teenager Hiyu races with Hillspeed in the GB3 Championship this year for three race meetings, beginning at the 2025 season-opener at Silverstone GP Circuit and then the visits to Spa-Francorchamps and Brands Hatch Grand Prix Circuit.
He will dovetail the GB3 outings with his main 2025 season in the Formula Regional European Championship by Alpine, having debuted in Formula Regional in the Middle East series earlier in the year. Hiyu set-out on his motorsport path in karting, winning domestic titles, and moved into cars in 2023.
Racing Formula 4 in the UAE, France and Spain, in the French F4 Championship he was a multiple podium finisher. Staying in F4 last year, albeit with a switch to Italian F4, the Tokyo driver took two wins and was also a double winner in Euro F4 as well.
