Rei Sakamoto Bio
Rei Sakamoto (坂本怜, Sakamoto Rei; born 24 June 2006) is a Japanese professional tennis player. He has achieved a career-high ATP singles ranking of world No. 159 on 24 November 2025 and a doubles ranking of No. 772 on 5 May 2025. Sakamoto is recognized for winning the 2024 Junior singles Australian Open title and is currently the No. 6 singles player from Japan. His impressive rise in the tennis world includes reaching an ITF junior combined ranking of world No. 1 on 27 May 2024.
Early Life and Background
Rei Sakamoto was born in Nagoya, Japan. Growing up in a country with a rich sporting culture, he was exposed to tennis at a young age. His early experiences in the sport laid the foundation for his future career. Although specific details about his family and educational background are not publicly available, Sakamoto’s dedication to tennis has been evident from his youth.
Path to Tennis
Sakamoto’s journey in tennis began with local competitions, where he honed his skills and developed a competitive edge. His early training and participation in junior tournaments helped him gain recognition. Notably, he achieved significant milestones in junior tennis, which paved the way for his transition to the professional circuit. His determination and talent caught the attention of coaches and mentors, leading to opportunities that would shape his career.
Rei Sakamoto Career
Early Career (2024)
In 2024, Sakamoto made headlines by winning the Australian Open boys’ singles title, defeating Jan Kumstát in a thrilling three-set match. This victory marked his first major achievement and showcased his potential on an international stage. He also partnered with Maxim Mrva to win the boys’ doubles title at the 2024 US Open, further establishing his reputation as a rising star in tennis.
Breakthrough (2025)
Sakamoto’s breakthrough year came in 2025 when he made his Masters main draw debut at the Miami Open after qualifying. Although he faced a tough match against Alexandre Müller, his participation in such a prestigious event highlighted his growing status in the sport. He continued to impress by winning his second Challenger title at the 2025 Cary Tennis Classic, which propelled him to a new career-high ranking of world No. 206 on 14 July 2025.
Notable Works and Milestones
Sakamoto’s most significant milestone came when he became the first Japanese teenager to win three Challenger titles, achieving this feat at home in Yokohama. This accomplishment led to his rise in the rankings, reaching world No. 159 on 24 November 2025. His journey reflects his hard work and commitment to excellence in tennis.
Rei Sakamoto Award Nominations
Throughout his career, Rei Sakamoto has received recognition for his achievements, particularly in junior competitions. His notable performances have set the stage for future nominations as he continues to progress in the professional tennis circuit.
Rei Sakamoto Awards Won
Rei Sakamoto has won several titles in his young career, including the prestigious Australian Open boys’ singles title in 2024 and multiple Challenger titles in 2025. These victories underscore his potential and mark him as a player to watch in the coming years.



