Naomi Osaka and Wakana Sonobe will fight against each other in the 1^st round of the Japan Open for the 1^st time in their career. They are scheduled to play on Monday at 1:30 pm on CENTER. In the following lines you can find the head to head analysis and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Naomi Osaka who should win in 2 sets.

As per the initial odds, Naomi Osaka is the pick to win this match.
Naomi Osaka -> 1.071
Wakana Sonobe -> 8.3

Click here to see the updated quotes and live streaming (only selected countries - USA excluded).

To be able to watch live streaming bet365, a funded account is required or you need to have placed a bet in the last 24 hours. 18+ BeGambleAware.

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.

 

Prediction and head to head Naomi Osaka vs. Wakana Sonobe

There is no head to head record between Naomi Osaka and Wakana Sonobe since this will be the first time that they will play each other in the main tour.

Naomi Osaka

Ranked no. 16, the Japanese will start her run in Osaka after she played her last match in Wuhan where she lost 7-6(2) 6-3 to Noskova in the 2^nd round on the 8^th of October.

Naomi has an aggregate 33-15 win-loss record in 2025, 22-9 on hard (See FULL STATS).

Her best result of the current year was winning the title the Malo where she defeated Kaja Juvan in the final 6-1 7-5.

Talking about her overall career, Osaka has an overall 293-160 record. She has a positive 204-98 record on hard.

Previously in Osaka

Previously, she won this tournament once in 2019. See her history.

Wakana Sonobe

Ranked no. 267, Sonobe will start her run in Osaka after she played her last match in the W50 Rancho Santa Fe where she lost 7-5 6-2 to Jones in the 1^st round on the 30^th of September.

Sonobe has a compiled 19-13 win-loss record in 2025, 17-9 on hard (See FULL STATS).

Her best result of the current year was conquering the title the W100 Tokyo where she defeated Ena Shibahara in the final 6-4 6-7(1) 6-3.

In terms of her career, Wakana has an overall 56-33 record. She has a positive 27-14 record on hard.

Tennis Scores in Osaka

• Simone Bolelli/Guillermo DuranBolelli/Guillermo Duran – Ariel Behar/Gonzalo EscobarBehar/Gonzalo Escobar (6-4 6-3) – Stats, scores, rankings
• Javier Barranco CosanoBarranco Cosano – Maximilian MartererMarterer (w/o) – Stats, scores, rankings
• Gonzalo EscobarEscobar – Joao DominguesDomingues (6-1 6-3) – Stats, scores, rankings
• Yannick HanfmannHanfmann – Julian LenzLenz (7-5 6-4) – Stats, scores, rankings
• Geoffrey BlancaneauxBlancaneaux – Daniel MasurMasur (6-4 6-4) – Stats, scores, rankings
• Botic Van De ZandschulpVan De Zandschulp – Renzo OlivoOlivo (6-1 6-4) – Stats, scores, rankings
• Mats MoraingMoraing – Nicola KuhnKuhn (6-3 2-6 7-5) – Stats, scores, rankings
• Tobias KamkeKamke – Niklas GuttauGuttau (7-5 6-4) – Stats, scores, rankings
• Daniel AltmaierAltmaier – Karim-Mohamed MaamounMaamoun (6-4 7-6⁴) – Stats, scores, rankings
• Attila BalazsBalazs – Bernabe Zapata MirallesZapata Miralles (6-1 6-1) – Stats, scores, rankings
• Jozef KovalikKovalik – Benjamin HassanHassan (6-4 6-7⁵ 6-4) – Stats, scores, rankings
• Pedro CachinCachin – Tim Van RijthovenVan Rijthoven (7-5 6-1) – Stats, scores, rankings
• Lucas MiedlerMiedler – Thiemo de Bakkerde Bakker (6-4 7-6²) – Stats, scores, rankings
• Johannes HaerteisHaerteis – Cedrik-Marcel StebeStebe (3-6 7-5 6-4) – Stats, scores, rankings
• Steven DiezDiez – Alexey VatutinVatutin (6-4 3-6 6-2) – Stats, scores, rankings
• Tallon GriekspoorGriekspoor – Alexandre MullerMuller (7-6³ 7-6³) – Stats, scores, rankings
• Carlos TabernerTaberner – Peter HellerHeller (7-6⁴ 6-1) – Stats, scores, rankings

Upcoming matches in the draw

• Dalma GalfiGalfi – Kyoka OkamuraOkamura (0-1) – H2H and prediction
• Mei YamaguchiYamaguchi – Taylor TownsendTownsend (0-0) – H2H and prediction
• Varvara GrachevaGracheva – Elena Gabriela RuseGabriela Ruse (0-0) – H2H and prediction
• Caty McNallyMcNally – Joanna GarlandGarland (0-0) – H2H and prediction
• Elisabetta CocciarettoCocciaretto – Kaja JuvanJuvan (0-1) – H2H and prediction
• Naomi OsakaOsaka – (0-0) – H2H and prediction
• Suzan LamensLamens – Emiliana ArangoArango (1-2) – H2H and prediction
• Elise MertensMertens – Cristina BucsaBucsa (1-2) – H2H and prediction
• Maria SakkariSakkari – (1-0) – H2H and prediction
• Nao HibinoHibino – Olga DanilovicDanilovic (0-0) – H2H and prediction
• Hailey BaptisteBaptiste – Leylah Annie FernandezAnnie Fernandez (0-0) – H2H and prediction
• Marie BouzkovaBouzkova – Ena ShibaharaShibahara (0-0) – H2H and prediction
• Viktorija GolubicGolubic – Bianca Vanessa AndreescuVanessa Andreescu (1-1) – H2H and prediction
• Sorana CirsteaCirstea – Moyuka UchijimaUchijima (1-0) – H2H and prediction
• Katie BoulterBoulter – (0-0) – H2H and prediction