ORDER OF PLAY and PREVIEW. Naomi Osaka, Olga Danilovic, Leylah Annie Fernandez and Sorana Cirstea are going to compete on Friday at the Japan Open on CENTER.
Naomi Osaka vs. Jaqueline Cristian
Head to head 0-0
Naomi Osaka will square off with Jaqueline Cristian in the quarter for the 1st time in their career. They are scheduled to play on Friday at 2:00 pm on CENTER.
Naomi Osaka: ranking and results
Ranked no. 16, Naomi reached the quarter after defeating Wakana Sonobe 6-0 6-4 and Suzan Lamens 7-6(6) 3-6 6-2.
The Japanese has a 35-15 win-loss record in 2025, 24-9 on hard (See FULL STATS). Naomi’s best result of the year was getting to the final in Auckland, the Malo and Montreal.
Last year in Osaka The Japanese didn’t compete in Osaka in 2024.
Jaqueline Cristian: ranking and results
Ranked no. 47, Jaqueline reached the quarter after defeating Elisabetta Cocciaretto 6-2 7-6(4) and Jessica Bouzas Maneiro 0-6 6-4 6-2.
The Romanian has a 31-23 win-loss record in 2025, 19-13 on hard (See FULL STATS). Jaqueline’s best result of the current year was getting to the final in the Puerto Vallarta and Rabat.
Last year in Osaka The Romanian didn’t compete in Osaka in 2024.
Head to head analysis
There is no head to head record between Naomi Osaka and Jaqueline Cristian since this will be the first time that they will clash against each other in the main tour.
Prediction, odds and live streaming
The pick for Tennis Tonic is Naomi Osaka who should win in 2 sets.
Naomi Osaka -> 1.3
Jaqueline Cristian -> 3.5
Click here to see the updated quotes and live streaming (only selected countries - USA excluded).
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Olga Danilovic vs. Tereza Valentova
Head to head 0-0
Olga Danilovic will compete against Tereza Valentova in the quarter for the 1st time in their career. They are scheduled to play on Friday at 7:00 pm on CENTER.
Olga Danilovic: ranking and results
Ranked no. 49, the Serbian got to the quarter after beating Nao Hibino 6-4 1-6 6-2 and Ashlyn Krueger 6-4 6-4.
Olga has a 23-16 win-loss record in 2025, 6-8 on hard (See FULL STATS). The Serbian’s best result of the current year was reaching the final in the Antalya and Rouen.
Last year in Osaka Danilovic didn’t play in Osaka in 2024.
Tereza Valentova: ranking and results
Ranked no. 78, Valentova reached the quarter after beating Alina Charaeva 6-1 6-2, Greetje Minnen 4-6 6-4 6-2, Alexandra Eala 6-1 6-2 and Elise Mertens 6-4 6-1.
The Czech has a 47-11 win-loss record in 2025, 16-3 on hard (See FULL STATS). Tereza’s best result of the current year was getting to the final in the W75 Porto, the W75 Trnava, the W75 Murska Sobota, the Grado and the Porto.
Last year in Osaka Valentova didn’t play in Osaka in 2024.
Head to head analysis
There is no head to head record between Olga Danilovic and Tereza Valentova since this will be the first time that they will square off in the main tour.
Prediction, odds and live streaming
The pick for Tennis Tonic is Tereza Valentova who should win in 2 sets.
Tereza Valentova -> 3.125
Olga Danilovic -> 1.36
Click here to see the updated quotes and live streaming (only selected countries - USA excluded).
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Leylah Annie Fernandez vs. Rebecca Sramkova
Head to head 1-0 for Sramkova
Leylah Annie Fernandez will take on Rebecca Sramkova in the quarter for the 2nd time of their career. They are scheduled to compete on Friday at 11:30 am on CENTER.
Leylah Annie Fernandez: ranking and results
Ranked no. 27, the Canadian got to the quarter after defeating Hailey Baptiste 6-2 7-5 and Dalma Galfi 6-1 6-4.
Leylah has a 27-23 win-loss record in 2025, 21-14 on hard (See FULL STATS)
. Leylah’s best result of the season was getting to the final in Washington.Last year in Osaka Annie Fernandez didn’t compete in Osaka in 2024.
Rebecca Sramkova: ranking and results
Ranked no. 65, the Slovakian got to the quarter after defeating Joanna Garland 6-3 6-1 and Ann Li 6-2 3-6 6-3.
Sramkova has a 22-26 win-loss record in 2025, 13-16 on hard (See FULL STATS). The Slovakian’s best result of the current year was getting to the semifinal in Nottingham.
Last year in Osaka Sramkova didn’t compete in Osaka in 2024.
Head to head analysis
This will be the 2nd time that Leylah Annie Fernandez and Rebecca Sramkova fight against each other. Their record is 1-0
for Sramkova (see full H2H stats), 1-0 on hard.Before, the last time they played, Sramkova won 2-6 6-3 6-2 in the 2nd round in Monterrey back in August 2025.
Prediction, odds and live streaming
The pick for Tennis Tonic is Leylah Annie Fernandez who should win in 2 sets.
Leylah Annie Fernandez -> 1.38
Rebecca Sramkova -> 3.04
Click here to see the updated quotes and live streaming (only selected countries - USA excluded).
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Sorana Cirstea vs. Viktorija Golubic
Head to head 1-0 for Cirstea
Sorana Cirstea will play Viktorija Golubic in the quarter for the 2nd time of their career. They are scheduled to compete on Friday at 4:30 pm on CENTER.
Sorana Cirstea: ranking and results
Ranked no. 51, Sorana reached the quarter after defeating Moyuka Uchijima 2-6 6-4 6-2 and Katie Boulter 6-3 6-1.
Cirstea has a 27-18 win-loss record in 2025, 23-12 on hard (See FULL STATS). Sorana’s best result of the season was getting to the final in Cleveland.
Last year in Osaka Sorana didn’t play in Osaka in 2024.
Viktorija Golubic: ranking and results
Ranked no. 60, the Swiss reached the quarter after defeating Bianca Vanessa Andreescu 6-3 4-6 6-4 and Marie Bouzkova 1-6 6-2 7-6(3).
The Swiss has a 32-21 win-loss record in 2025, 20-9 on hard (See FULL STATS). The Swiss’s best result of the current season was reaching the final in the Warsaw and the Suzhou.
Last year in Osaka Viktorija didn’t play in Osaka in 2024.
Head to head analysis
This will be the 2nd time that Sorana Cirstea and Viktorija Golubic play each other. Their current head to head is 1-0 for Cirstea (see full H2H stats), 1-0 on hard.
Before, the last time they fought against each other, Cirstea won 6-0 7-6(1) in the 1st round in Adelaide back in 2023.
Prediction, odds and live streaming
The pick for Tennis Tonic is Sorana Cirstea who should win in 2 sets.
Sorana Cirstea -> 1.43
Viktorija Golubic -> 2.81
Click here to see the updated quotes and live streaming (only selected countries - USA excluded).
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Last Results
These are the last results of the Japan Open
- Nadiya Kichenok/Makoto NinomiyaKichenok/Makoto Ninomiya – Jaqueline Cristian/Olga DanilovicCristian/Olga Danilovic (7-5 5-7 10-6) – Score progression – Stats
- Tobias KamkeKamke – Attila BalazsBalazs (1-6 6-4 6-4) – Score progression – Stats
- Javier Barranco CosanoBarranco Cosano – Jozef KovalikKovalik (7-65 7-65) – Score progression – Stats
- Henri LaaksonenLaaksonen – Lukas RosolRosol (7-64 6-74 6-3) – Score progression – Stats
- Thiago Moura MonteiroMoura Monteiro – Casper RuudRuud (6-4 6-77 6-3) – Score progression – Stats
Upcoming matches
These are the upcoming matches of the Japan Open
- Naomi OsakaOsaka – Jaqueline CristianCristian (0-0) – H2H – Prediction
- Rebecca SramkovaSramkova – Leylah Annie FernandezAnnie Fernandez (1-0) – H2H – Prediction
- Viktorija GolubicGolubic – Sorana CirsteaCirstea (0-1) – H2H – Prediction