Koyama, an 18-year-old ranked around 1169 with a career-high near 1083, enters as the clear favorite against 31-year-old Kawachi, currently ranked near 2237 after a career peak of 808 in 2022. Koyama’s more recent ITF activity through mid-2026, including multiple wins on hard courts, contrasts with Kawachi’s limited documented matches since early spring. Both players are Japanese right-handers with no prior head-to-head record, and the match is scheduled on outdoor hard courts in the M25 Taipei main draw. The age and ranking gap, combined with Koyama’s fresher competitive schedule, shapes trader consensus toward the younger player, though ITF outcomes remain sensitive to form fluctuations and any late injury or withdrawal developments.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated4h 43m 31s
Aug 16·1:30 AM
K. Kawachi-
H. Koyama-
$0.00 Vol.
NEW
This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, Qualifying, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to 'Kazuma Kawachi' if Kazuma Kawachi advances against Hiromasa Koyama.
This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Kazuma Kawachi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, Qualifying, originally scheduled for August 15, 2026 at 9:30PM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to “Kawachi” if Kazuma Kawachi wins set 2. It will resolve to “Koyama” if Hiromasa Koyama wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to “Kawachi” if Kazuma Kawachi wins the first set. It will resolve to “Koyama” if Hiromasa Koyama wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Kawachi" if Kazuma Kawachi wins by 2 or more sets than Hiromasa Koyama, based on the final completed score. Otherwise, it will resolve to "Koyama."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Hiromasa Koyama and Kazuma Kawachi in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Koyama" if Hiromasa Koyama wins by 2 or more sets than Kazuma Kawachi, based on the final completed score. Otherwise, it will resolve to "Kawachi."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.Koyama, an 18-year-old ranked around 1169 with a career-high near 1083, enters as the clear favorite against 31-year-old Kawachi, currently ranked near 2237 after a career peak of 808 in 2022. Koyama’s more recent ITF activity through mid-2026, including multiple wins on hard courts, contrasts with Kawachi’s limited documented matches since early spring. Both players are Japanese right-handers with no prior head-to-head record, and the match is scheduled on outdoor hard courts in the M25 Taipei main draw. The age and ranking gap, combined with Koyama’s fresher competitive schedule, shapes trader consensus toward the younger player, though ITF outcomes remain sensitive to form fluctuations and any late injury or withdrawal developments.
This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, Qualifying, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to 'Kazuma Kawachi' if Kazuma Kawachi advances against Hiromasa Koyama.
This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Kazuma Kawachi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market will resolve to 'Kazuma Kawachi' if Kazuma Kawachi advances against Hiromasa Koyama.
This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Kazuma Kawachi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Market Opened: Aug 15, 2026, 2:14 PM ET
Volume
$0End Date
Aug 23, 2026Market Opened
Aug 15, 2026, 2:14 PM ETResolution Source
https://www.itftennis.com/en/tournament-calendar/Resolver
0x65070BE91...4h 43m 31s
Aug 16·1:30 AM
K. Kawachi-
H. Koyama-
$0.00 Vol.
NEW
This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, Qualifying, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to 'Kazuma Kawachi' if Kazuma Kawachi advances against Hiromasa Koyama.
This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Kazuma Kawachi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, Qualifying, originally scheduled for August 15, 2026 at 9:30PM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to “Kawachi” if Kazuma Kawachi wins set 2. It will resolve to “Koyama” if Hiromasa Koyama wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to “Kawachi” if Kazuma Kawachi wins the first set. It will resolve to “Koyama” if Hiromasa Koyama wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Kawachi" if Kazuma Kawachi wins by 2 or more sets than Hiromasa Koyama, based on the final completed score. Otherwise, it will resolve to "Koyama."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Hiromasa Koyama and Kazuma Kawachi in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Koyama" if Hiromasa Koyama wins by 2 or more sets than Kazuma Kawachi, based on the final completed score. Otherwise, it will resolve to "Kawachi."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.Koyama, an 18-year-old ranked around 1169 with a career-high near 1083, enters as the clear favorite against 31-year-old Kawachi, currently ranked near 2237 after a career peak of 808 in 2022. Koyama’s more recent ITF activity through mid-2026, including multiple wins on hard courts, contrasts with Kawachi’s limited documented matches since early spring. Both players are Japanese right-handers with no prior head-to-head record, and the match is scheduled on outdoor hard courts in the M25 Taipei main draw. The age and ranking gap, combined with Koyama’s fresher competitive schedule, shapes trader consensus toward the younger player, though ITF outcomes remain sensitive to form fluctuations and any late injury or withdrawal developments.
This market refers to the tennis match between Kazuma Kawachi and Hiromasa Koyama in the ITF M25 Taipei Men, Qualifying, originally scheduled for August 15, 2026 at 9:30PM ET.
This market will resolve to 'Kazuma Kawachi' if Kazuma Kawachi advances against Hiromasa Koyama.
This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Kazuma Kawachi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market will resolve to 'Kazuma Kawachi' if Kazuma Kawachi advances against Hiromasa Koyama.
This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Kazuma Kawachi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Market Opened: Aug 15, 2026, 2:14 PM ET
Volume
$0End Date
Aug 23, 2026Market Opened
Aug 15, 2026, 2:14 PM ETResolution Source
https://www.itftennis.com/en/tournament-calendar/Resolver
0x65070BE91...Koyama, an 18-year-old ranked around 1169 with a career-high near 1083, enters as the clear favorite against 31-year-old Kawachi, currently ranked near 2237 after a career peak of 808 in 2022. Koyama’s more recent ITF activity through mid-2026, including multiple wins on hard courts, contrasts with Kawachi’s limited documented matches since early spring. Both players are Japanese right-handers with no prior head-to-head record, and the match is scheduled on outdoor hard courts in the M25 Taipei main draw. The age and ranking gap, combined with Koyama’s fresher competitive schedule, shapes trader consensus toward the younger player, though ITF outcomes remain sensitive to form fluctuations and any late injury or withdrawal developments.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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