Oki vs Koyama Predictions - Tennis Betting Tips and Picks for Today - H2H, Statistics
Pre-Match Tennis Predictions
| 2025-09-15 03:00 GMT | Yuto Oki - Hiromasa Koyama | !selection! to win match | 07h01m | M25 Takasaki | ITF Men |
Last update: 2025-09-14 16:00:43 UTC
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BrazilYuto Oki - Hiromasa Koyama Statistics
Yuto Oki
Ranking: Over 900
Born: 2005-10-18
Age:
Country: JPN
Hiromasa Koyama
Ranking: Over 900
Born: 2007-12-13
Age:
Country: JPN
Yuto Oki vs Hiromasa Koyama - Head to Head
| Date | Event | Surface | Round | Winner | Loser | Result |
|---|
Yuto Oki - Last Matches
| Round | Opponent | Result | ||
|---|---|---|---|---|
| 2025-09-15 - M25 Takasaki Hard | Q1 | Ryoto Tachi | 7-6(3) 6-1 | |
| 2025-09-08 - M25 Sapporo Hard | Q | Taketo Takamisawa | 6-1 6-4 | |
| 2025-09-08 - M25 Sapporo Hard | Q1 | Yuki Karatsu | 6-7(4) 6-2 10-5 | |
| 2025-08-11 - M15 Singapore Indoor Hard | R2 | Chen Dong | 6-4 3-6 6-0 | |
| 2025-08-11 - M15 Singapore Indoor Hard | R1 | Dmitry Bessonov | 6-3 6-3 | |
| 2025-08-04 - M15 Singapore Indoor Hard | R1 | Jumpei Yamasaki | 6-4 6-4 | |
| 2025-07-28 - M15 Bali Hard | QF | Azuma Visaya | 6-2 6-2 | |
| 2025-07-28 - M15 Bali Hard | R2 | Nathan Anthony Barki | 6-7(6) 6-0 6-4 | |
| 2025-07-28 - M15 Bali Hard | R1 | Parth Aggarwal | 6-1 7-5 | |
| 2025-07-07 - M15 Tokyo Hard | R1 | Renta Tokuda | 4-6 6-1 6-4 | |
| 2025-07-07 - M15 Tokyo Hard | Q | Ryusuke Horiuchi | 6-3 6-4 | |
| 2025-07-07 - M15 Tokyo Hard | Q1 | Nicholas Miharu Bowles-Rokudo | 6-2 7-6(0) | |
| 2025-06-30 - M15 Tokyo Hard | Q1 | Asahi Harazaki | 7-5 6-7(5) 12-10 | |
| 2025-06-09 - M15 Harmon Hard | R1 | Kosuke Ogura | 6-3 2-6 6-4 | |
| 2025-06-02 - M15 Karuizawa Clay | SF | Sora Fukuda | 6-4 6-3 | |
| 2025-06-02 - M15 Karuizawa Clay | QF | Hikaru Shiraishi | 6-4 7-6(5) | |
| 2025-06-02 - M15 Karuizawa Clay | R2 | Ryotaro Matsumura | 6-3 6-4 | |
| 2025-06-02 - M15 Karuizawa Clay | R1 | Yusaku Sugaya | 4-6 6-1 7-6(2) | |
| 2025-05-19 - M25 Orlando Clay | Q1 | Izan Almazan Valiente | 6-2 6-3 | |
| 2025-05-12 - M15 Orlando Clay | R2 | Yassine Dlimi | 6-3 7-6(6) |
Hiromasa Koyama - Last Matches
| Round | Opponent | Result | ||
|---|---|---|---|---|
| 2025-09-15 - M25 Takasaki Hard | Q1 | Kenta Arai | 6-2 6-1 | |
| 2025-09-08 - M25 Sapporo Hard | R1 | Yusuke Kusuhara | 2-6 7-5 6-3 | |
| 2025-09-01 - M25 Sapporo Hard | R1 | Shinji Hazawa | 3-6 6-1 6-4 | |
| 2025-08-11 - M15 Singapore Indoor Hard | Q | Dong Ju Kim | 6-4 6-3 | |
| 2025-08-11 - M15 Singapore Indoor Hard | Q1 | Jaden Dewandaka Tan | 6-0 6-2 | |
| 2025-08-04 - M15 Singapore Indoor Hard | Q1 | Jaden Dewandaka Tan | 6-3 6-2 | |
| 2025-07-07 - M15 Tokyo Hard | R2 | Jake Delaney | 7-6(7) 6-4 | |
| 2025-07-07 - M15 Tokyo Hard | R1 | Kyle Seelig | 6-1 6-4 | |
| 2025-06-30 - M15 Tokyo Hard | R2 | Hikaru Shiraishi | 6-2 6-0 | |
| 2025-06-30 - M15 Tokyo Hard | R1 | Tai Sach | 6-7(2) 7-6(7) 6-1 | |
| 2025-03-31 - M15 Kashiwa Hard | R1 | Daisuke Sumizawa | 6-2 4-6 6-1 | |
| 2025-03-24 - M15 Tsukuba Hard | R1 | Yusuke Takahashi | 6-3 6-0 | |
| 2025-03-17 - M15 Nishi-Tokyo Hard | R1 | Tai Sach | 6-2 6-3 | |
| 2025-03-10 - M15 Hinode Hard | R1 | Yuta Kawahashi | 6-2 6-3 | |
| 2025-01-20 - Australian Open (juniors) Hard | R1 | Andres Santamarta Roig | 6-7(5) 6-3 6-0 | |
| 2024-09-09 - M25 Sapporo Hard | Q1 | Kohei Hayashi | 6-2 6-4 | |
| 2024-09-02 - M25 Sapporo Hard | R2 | Keisuke Saitoh | 6-0 4-6 6-3 | |
| 2024-09-02 - M25 Sapporo Hard | R1 | Hyeon Chung | 7-5 6-1 | |
| 2024-07-08 - M15 Tokyo Indoor Hard | R1 | Kenta Miyoshi | 6-1 6-2 | |
| 2024-07-01 - M15 Tokyo Indoor Hard | R1 | Ryotaro Matsumura | 6-4 7-5 |
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Oki vs Koyama Predictions - Tennis Betting Tips and Picks for Today - H2H, Statistics Predictions page help: the table above shows today’s and upcoming tennis matches, as well as daily tennis betting tips for them.
The most important column is Probability: it shows the probability of the tennis picks: the higher the probability the bigger the chance that the given tennis prediction will be successful.
If you need more information understanding the tennis predictions, please go to the home page where you can find more details on betting tips.
Also, take a look at the tennis predictions model backtest to see how the model performs with historical data.
Details of the tennis tips for Yuto Oki - Hiromasa Koyama:
- Date: the date the tennis match starts ("In Progress" if already started)
- Match: the match being played between Yuto Oki and Hiromasa Koyama at the tournament M25 Takasaki ITF Men
- Prediction: the market and the predicted selection for the market.
- Odds: the pre-match odds for the predicted selection e.g. the predicted match winner for the match winner market or the if there will be more or less total games for total games over/under predictions.
- Expected Value (EV): the yield expected when placing a significant number of similar tips (tips with the same expected value). The higher the expected value the better the tip is.
- Probability: the probability of the selection to come true e.g. for the match winner market, the probability is the predicted probability that the selected tennis player will win the match between Yuto Oki and Hiromasa Koyama, for the set handicap market, it’s the predicted probability of the selected player winning with the selection handicap.
- Minimum Value Odds: the lowest odds where the prediction still provides value, in other words, this is the lowest odds where it is still worth betting. Please note that Minimum Value Odds is calculated based on your Minimum Expected Value settings for the market and level of the given prediction.
- Available For: how long the tennis tip is available in hours and minutes
- Event: the tournament the match is played e.g. Australian Open, Wimbledon, U.S. Open or Roland Garros, in this case M25 Takasaki ITF Men
- Level: the level or circuit (ATP, WTA, ATP Challenger, ITF Men, ITF Women 25k+ or ITF Women 15k)
Statistics for Yuto Oki and Hiromasa Koyama contains basic stats including the player’s date of birth, age, nationality and current rankings.
The H2H sections shows Yuto Oki vs Hiromasa Koyama Head 2 Head matches. All matches for Head-To-Head Yuto Oki vs Hiromasa Koyama are listed with the date, location and the winner of the match.
Last matches for Yuto Oki and last matches for Hiromasa Koyama are shown below that. The last 20 matches played by both Yuto Oki and Hiromasa Koyama are shown, with tournament, surface, opponent and the outcome of the match (if the given player won or lost).