Kean Nakamura-Berta

is a Japanese and Slovak racing driver who competes under the British flag in the Formula Regional European Championship for Prema as part of the Williams Driver Academy.

Born and raised in London to a Slovak father and Japanese mother, Nakamura-Berta began competitive kart racing aged seven. After a successful karting career—culminating in his victories at the World Championship in 2021 and the European Championship in 2022 (OK)—Nakamura-Berta graduated to junior formulae. A member of the Alpine Academy from 2022 until 2024 in Formula 4, he was runner-up in the 2024 UAE Championship and dominated both the Italian and E4 Championships in 2025. He won the Formula Regional Middle East Trophy in 2026.

Early life Nakamura-Berta was born in London to a Japanese mother and a Slovak father. Nakamura-Berta lived in Japan until the age of five, when he moved back to London.

Racing career Karting (2018–2023) Nakamura-Berta had a very successful karting career. He took his first European title at the IAME International final at Le Mans in 2019 in the X30 Mini Category. For 2020, he joined the 60 Mini category. He came second in the WSK Euro Series, and second in the WSK Super Master Series. In 2021, he joined the OK-Junior category, and in October, he won the Karting World Championship in the category. By the end of the season, Nakamura-Berta was competing in the OK category, and he won his first OK title at the South Garda Winter Cup. In 2022, he won the Karting European Championship, controversially beating his Kart Republic teammate Alex Powell. For 2023, Nakamura-Berta continued in OK Karting whilst making some KZ2 appearances. He came second in the OK category in Champions of the Future, and came sixth in KZ2 in the World Cup and European Championship.

Formula 4 (2023–2025) 2023: Debut in South East Asia At the end of 2023, Nakamura-Berta made an appearance at the final two rounds of the Formula 4 South East Asia Championship with Prema Racing. He claimed two pole positions, three fastest laps and a best finish of second over the course of six races.

2024: Rookie season

During the winter, Nakamura-Berta competed in the Formula 4 UAE Championship. He opened his account by scoring his first single-seater victory during the first race in Yas Marina, before earning a double podium for the second Yas Marina round. Another double podium followed in the first Dubai round, but his title hopes were hampered by a double retirement in the next round. He managed to take another win and a second place in the Dubai second round, which allowed him to finish runner-up in the standings to Freddie Slater.

For his main campaign, Nakamura-Berta would be competing in both Italian F4 and Euro 4 for Prema Racing for the coming season. In the first half of the season, he only took one podium during the opening round in Imola, but was able to take his first win in a damp race in Paul Ricard. He earned three more podiums following that and placed sixth in the standings, missing out on the rookie title to Alex Powell by six points. In Euro 4, Nakamura-Berta had a more successful campaign, racking up one win in Monza and ended third in the overall standings, as well as being the rookie champion.

2025: Maiden titles in F4 Nakamura-Berta returned to Middle East during the off-season, racing in the F4 Middle East Championship with Mumbai Falcons. He started with a triple second place across all three rounds during the opening Yas Marina round, He continued his consistent form throughout the next rounds by scoring podiums in five of the next six races, but a win continued to elude him as he was pipped by Alex Powell in the final race of the Dubai round. However, Nakamura-Berta broke his duck by taking his first win of the year during the third Yas Marina round following a penalty for Emanuele Olivieri. With a further podium in Qatar, Nakamura-Berta finished third in the standings with one win and ten podiums.

Nakamura-Berta continued in Formula 4 for his main campaign in 2025, remaining with Prema Racing to contest Italian F4 and the E4 championships with them.

Formula Regional (2026–present) At the start of the season, Nakamura-Berta stepped up to compete in the Formula Regional Middle East Trophy with Mumbai Falcons.

For his main campaign, Nakamura-Berta remained with Prema to race in the Formula Regional European Championship.

Formula One In 2022, Nakamura-Berta became an Alpine Affiliate, and in 2023 he became a fully-fledged member of the Alpine Academy. He was dropped from the academy at the end of 2024.

In January 2026, Nakamura-Berta joined the Williams Driver Academy.

Karting record Karting career summary Season Series Team Position2018 Kartmasters British Grand Prix — Honda Cadet Project One 4th 2019 LGM Series — IAME Cadet Kartmasters British Grand Prix — Honda CadetProject One Racing Kartmasters British Grand Prix — IAME Cadet Fusion Motorsport British Championships — IAME Cadet Fusion Motorsport British Championships — Honda Cadet Project One Racing IAME International Final — X30 Mini WSK Open Cup — 60 MiniTony Kart Racing Team 30th WSK Final Cup — 60 Mini 2020 WSK Champions Cup — 60 Mini Team Driver Racing Kart 33rd WSK Super Master Series — 60 Mini WSK Euro Series — 60 Mini WSK Open Cup — 60 Mini 13th Champions of the Future – 60 Mini 2021 WSK Champions Cup — OK-J Forza Racing WSK Super Master Series — OK-J 7th WSK Euro Series — OK-J 55th CIK-FIA European Championship — OK-J 37th CIK-FIA World Championship — OK-J WSK Open Cup — OK-J 25th WSK Final Cup — OK 14th Champions of the Future — OK-J 17th South Garda Winter Cup — OK Forza Racing 2022 Champions of the Future Winter Series — OK Kart Republic Motorsport CIK-FIA European Championship — OK CIK-FIA World Championship — OK 31st South Garda Winter Cup — KZ2 7th 2023 WSK Super Master Series — KZ2 Prema Racing 52nd CIK-FIA European Championship — OK 5th CIK-FIA European Championship — KZ2 6th CIK-FIA World Championship — OK CIK-FIA World Cup — KZ2 6th WSK Open Series — KZ2 7thSource:

Racing record Racing career summary Season Series Team Races Wins Poles Podiums Points Position 2023 Formula 4 South East Asia Championship Prema Racing 6 0 2 2 1 48 6th 2024 Formula 4 UAE Championship Mumbai Falcons Racing Limited 15 2 2 3 7 168 Italian F4 Championship Prema Racing 21 1 0 0 5 170 6th Euro 4 Championship 9 1 1 1 3 97 2025 F4 Middle East Championship Mumbai Falcons Racing Limited 15 1 0 2 10 273 Italian F4 Championship Prema Racing 20 9 9 3 17 342 E4 Championship 9 4 7 1 8 181 FIA F4 World Cup 1 0 0 0 0 DNF 2026 Formula Regional Middle East Trophy Mumbai Falcons Racing Limited 11 2 3 3 6 151 Formula Regional European Championship Prema Racing 13 2 4 2 5 130* *Source:

Complete Formula 4 UAE Championship results (key) (Races in bold indicate pole position; races in italics indicate fastest lap)

Complete Italian F4 Championship results (key) (Races in bold indicate pole position; races in italics indicate fastest lap)

Complete Euro 4 / E4 Championship results (key) (Races in bold indicate pole position; races in italics indicate fastest lap)

Complete F4 Middle East Championship results (key) (Races in bold indicate pole position; races in italics indicate fastest lap)

Complete FIA F4 World Cup results

Complete Formula Regional Middle East Trophy results (key) (Races in bold indicate pole position; races in italics indicate fastest lap)

Complete Formula Regional European Championship results (key) (Races in bold indicate pole position; races in italics indicate points for the fastest lap of the top-10 finishers) Season still in progress. Did not finish, but was classified as he had completed more than 90% of the race distance.