Challenger
Sakamoto, 19, secures Challenger title at house
Japanese teenager amongst seven Challenger champions this week
November 24, 2025
Yokohama Keio Challenger by Mita Kosan
Rei Sakamoto on the Yokohama Challenger.
By ATP Employees
Japan’s Rei Sakamoto completed his season in model Sunday when he claimed an ATP Challenger Tour title on house soil. The 19-year-old triumphed on the YOKOHAMA KEIO CHALLENGER by MITA KOSAN and have become the primary Japanese teenager to win three Challenger titles.
Seeded second, Sakamoto rallied from a set down in his last three matches of the week. He fought off his elder countryman Kaichi Uchida 4-6, 7-6(4), 6-4 in a two-hour, 15-minute championship match.
“I had a lot of ups and downs this 12 months, however fought arduous on the finish,” Sakamoto wrote in an Instagram submit reflecting on his 2025 season. “Respect all of the help from everyone round me. Can’t await the offseason and what 2026 will deliver to us!!”
Rei Sakamoto makes historical past for Japan 🇯🇵
The 19-year-old turns into the primary Japanese teenager ever to win three Challenger titles!#ATPChallenger pic.twitter.com/rYmaWWC9kg
— ATP Challenger Tour (@ATPChallenger) November 23, 2025
Sakamoto, tenth within the PIF ATP Stay Race To Jeddah, gained two Challenger trophies this 12 months, together with his earlier triumph coming in Cary, North Carolina.
Former No. 4 Kei Nishikori was additionally competing in Yokohama, the place he reached the quarter-finals earlier than falling to Uchida. Nishikori was in motion for the primary time for the reason that Cincinnati Open.
Maestrelli topped champion in Bergamo
Italian Francesco Maestrelli gained the twentieth anniversary version of the Internazionali di Bergamo, a match that stars resembling Jannik Sinner, Matteo Berrettini, Holger Rune and Jack Draper have beforehand gained.
Francesco Maestrelli wins the Bergamo Challenger.” model=”width:100%;” src=”https://www.atptour.com/-/media/photos/information/2025/11/24/14/10/maestrelli-bergamoch-2025.jpg?w=100percent25″>
Francesco Maestrelli wins the Bergamo Challenger, which was celebrating its twentieth anniversary. Credit score: Antonio Milesi
The 22-year-old Maestrelli overcame German Marko Topo 6-3, 3-6, 6-1 within the last and is now at a career-high No. 138 within the PIF ATP Rankings.
Vallejo, 21, reaches profession excessive after Guayaquil title
Paraguay’s Adolfo Daniel Vallejo can also be at a career-high following his newest victory. The 21-year-old captured the Challenger Ciudad de Guayaquil, the place he escaped Juan Pablo Varillas 7-5, 6-7(7), 6-3 in a marathon two-hour, 59-minute last. Vallejo is now No. 143 within the PIF ATP Rankings.
Adolfo Daniel Vallejo in motion on the Guayaquil Challenger.” model=”width:100%;” src=”https://www.atptour.com/-/media/photos/information/2025/11/24/14/13/vallejo-guayaquilch-2025.jpg”>
Adolfo Daniel Vallejo in motion on the Guayaquil Challenger. Credit score: Challenger Ciudad de Guayaquil
Heide wins at house in Brazil with out dropping a set
Brazilian Gustavo Heide capped a dominant week on house soil on the ENGIE Open in Florianopolis. The 23-year-old secured his second Challenger crown and first of this season with a 6-2, 6-3 last victory in opposition to Argentine Andrea Collarini. Heide’s first Challenger title run got here final 12 months in Asuncion, the place he beat countryman Joao Fonseca within the championship match.
Gustavo Heide celebrates successful the Florianopolis Challenger.” model=”width:100%;” src=”https://www.atptour.com/-/media/photos/information/2025/11/24/14/17/heide-florianopolisch-2025.jpg”>
Gustavo Heide celebrates successful the Florianopolis Challenger. Credit score: Luz Press Luiz Candido
Duckworth ties energetic title file at Challenger stage
James Duckworth lifted his seventeenth Challenger trophy, tying Facundo Bagnis for probably the most titles amongst energetic gamers at that stage. Duckworth didn’t drop a set all week on the NSW Open in Sydney, ending the match with a 6-1, 6-4 win in opposition to 20-year-old Hayato Matsuoka.
James Duckworth in the course of the Sydney Challenger last.” model=”width:100%;” src=”https://www.atptour.com/-/media/photos/information/2025/11/24/14/21/duckworth-sydneych-2025.jpg”>
James Duckworth in the course of the Sydney Challenger last. Credit score: Jake Lim/Tennis Australia
Former World No. 1 Lleyton Hewitt got here out of retirement in Sydney to companion his 16-year-old son Cruz Hewitt within the doubles area. Lleyton and Cruz gained their opening-round match earlier than falling within the quarter-finals. Cruz additionally competed within the singles most important draw and earned his second match win at that stage.
Kolar captures second title of 2025
Czech Zdenek Kolar returned to the winner’s circle for the second time this 12 months. The 29-year-old gained the III Challenger Montemar ENE Construccion in Montemar, Spain, the place he beat Gianluca Cadenasso 6-4, 6-4 within the last.
Samuel, former school standout, earns maiden Challenger trophy
Former College of South Carolina star Toby Samuel claimed his maiden Challenger crown in Soma Bay, Egypt. The 23-year-old Briton survived countryman Jay Clarke 4-6 7-6(4) 6-0 within the last. Samuel is now at a career-high No. 329 within the PIF ATP Rankings.
