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Sports·ATP

Keegan Smith – Hayato Matsuoka

Polymarket
12:30 PM
K. SmithK. Smith
-
H. MatsuokaH. Matsuoka
-
$221.79K Vol.Polymarket

Moneyline

$219K Vol.

This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET. This market will resolve to 'Keegan Smith' if Keegan Smith advances against Hayato Matsuoka. This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Keegan Smith. 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 ATP Tour. A consensus of credible reporting may also be used.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET. This market will resolve to “Smith” if Keegan Smith wins the first set. It will resolve to “Matsuoka” if Hayato Matsuoka 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 Challenger match statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger results.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger results.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger results.In the ATP Challenger Jiujiang on outdoor hard courts, No. 302-ranked American Keegan Smith enters as a slight trader favorite over No. 366 Japanese qualifier Hayato Matsuoka in their first-round clash with no prior head-to-head, reflecting near-even implied probabilities around 50-50 due to both players' solid hard-court records—Smith at 61% career win rate (200-126) at Challenger/ITF level and Matsuoka at 59% (81-57). Smith's recent form includes a March win over Kasidit Samrej and mixed Challenger results, while Matsuoka advanced via qualifiers, defeating Evan Zhu and Omar Jasika without reported injuries disrupting either side. Momentum favors the elder Smith's experience in tight sets, though the 21-year-old Matsuoka's upside keeps it competitive amid standard travel and no weather concerns.

This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET.

This market will resolve to 'Keegan Smith' if Keegan Smith advances against Hayato Matsuoka.

This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Keegan Smith.

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 ATP Tour. A consensus of credible reporting may also be used.
Volume
$221,786
End Date
May 5, 2026
Market Opened
Apr 27, 2026, 6:00 AM ET

Resolution Source

https://www.atptour.com/en/scores/current

Resolver

0x65070BE91...
This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET. This market will resolve to 'Keegan Smith' if Keegan Smith advances against Hayato Matsuoka. This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Keegan Smith. 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 ATP Tour. A consensus of credible reporting may also be used.

Beware of external links.

Frequently Asked Questions

The “H. Matsuoka vs. K. Smith” market on Polymarket lets you trade on the outcome of the ATP game between the Hayato Matsuoka and the Keegan Smith, scheduled for April 29, 2026 at 8:30 AM ET. The primary market is the moneyline — which team will win the game — where K. Smith is currently priced at 100¢ (100% implied probability) and H. Matsuoka at 0¢ (0%). Beyond the moneyline, sports markets on Polymarket may feature spreads, totals (over/under), and player props, giving you multiple ways to trade on this game. Prices reflect real-time crowd-sourced probabilities. Shares in the correct outcome pay out $1 each when the market resolves after the game ends.

As of now, the “H. Matsuoka vs. K. Smith” market has generated $221.8K in total trading volume across all market types (moneyline, spreads, totals, and player props). This volume reflects active engagement from the Polymarket trading community, and a deeper pool of traders generally means more informative, reliable odds. You can track live price movements and trade on any market directly on this page.

To trade on “H. Matsuoka vs. K. Smith,” start by choosing the market type you want to trade: Moneyline (which team wins), Spreads (margin of victory), Totals (combined score over/under), or Player Props (individual player stat lines). Each market shows the current price for each side — for example, the moneyline shows MATSUOK at 0¢ and SMIT at 100¢. Select the side you want to trade, choose Buy to take a position or Sell to close an existing one, enter your amount, and click Trade. If your chosen side is correct when the game ends and the market resolves, your shares pay out $1 each. If it’s incorrect, they pay out $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss.

The current moneyline odds for “H. Matsuoka vs. K. Smith” show Keegan Smith at 100¢ (100% implied probability) and Hayato Matsuoka at 0¢ (0%). All odds update in real-time as traders buy and sell shares, reflecting the latest collective view of how this game will play out. Check back frequently or bookmark this page to follow how the odds shift as game time approaches.

The “H. Matsuoka vs. K. Smith” market resolves based on the official final score of the ATP game as reported by ATP’s official results, including overtime if applicable. Moneyline markets resolve to the team that wins the game. Spread markets resolve based on the final margin of victory relative to the posted line. Totals (over/under) markets resolve based on the combined final score of both teams. Player prop markets resolve based on official box score statistics. If the game is postponed or canceled, the market resolution rules (available in the Rules section on this page) specify how that scenario is handled. We recommend reviewing the full resolution criteria before trading.
Sports·ATP

Keegan Smith – Hayato Matsuoka

Polymarket
12:30 PM
K. SmithK. Smith
-
H. MatsuokaH. Matsuoka
-
$221.79K Vol.Polymarket

Moneyline

$219K Vol.

This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET. This market will resolve to 'Keegan Smith' if Keegan Smith advances against Hayato Matsuoka. This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Keegan Smith. 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 ATP Tour. A consensus of credible reporting may also be used.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET. This market will resolve to “Smith” if Keegan Smith wins the first set. It will resolve to “Matsuoka” if Hayato Matsuoka 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 Challenger match statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger statistics.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger results.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger results.This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM 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 Challenger results.In the ATP Challenger Jiujiang on outdoor hard courts, No. 302-ranked American Keegan Smith enters as a slight trader favorite over No. 366 Japanese qualifier Hayato Matsuoka in their first-round clash with no prior head-to-head, reflecting near-even implied probabilities around 50-50 due to both players' solid hard-court records—Smith at 61% career win rate (200-126) at Challenger/ITF level and Matsuoka at 59% (81-57). Smith's recent form includes a March win over Kasidit Samrej and mixed Challenger results, while Matsuoka advanced via qualifiers, defeating Evan Zhu and Omar Jasika without reported injuries disrupting either side. Momentum favors the elder Smith's experience in tight sets, though the 21-year-old Matsuoka's upside keeps it competitive amid standard travel and no weather concerns.

This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET.

This market will resolve to 'Keegan Smith' if Keegan Smith advances against Hayato Matsuoka.

This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Keegan Smith.

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 ATP Tour. A consensus of credible reporting may also be used.
Volume
$221,786
End Date
May 5, 2026
Market Opened
Apr 27, 2026, 6:00 AM ET

Resolution Source

https://www.atptour.com/en/scores/current

Resolver

0x65070BE91...
This market refers to the tennis match between Keegan Smith and Hayato Matsuoka in the Jiujiang, originally scheduled for April 28, 2026 at 3:30AM ET. This market will resolve to 'Keegan Smith' if Keegan Smith advances against Hayato Matsuoka. This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Keegan Smith. 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 ATP Tour. A consensus of credible reporting may also be used.

Beware of external links.

Frequently Asked Questions

The “H. Matsuoka vs. K. Smith” market on Polymarket lets you trade on the outcome of the ATP game between the Hayato Matsuoka and the Keegan Smith, scheduled for April 29, 2026 at 8:30 AM ET. The primary market is the moneyline — which team will win the game — where K. Smith is currently priced at 100¢ (100% implied probability) and H. Matsuoka at 0¢ (0%). Beyond the moneyline, sports markets on Polymarket may feature spreads, totals (over/under), and player props, giving you multiple ways to trade on this game. Prices reflect real-time crowd-sourced probabilities. Shares in the correct outcome pay out $1 each when the market resolves after the game ends.

As of now, the “H. Matsuoka vs. K. Smith” market has generated $221.8K in total trading volume across all market types (moneyline, spreads, totals, and player props). This volume reflects active engagement from the Polymarket trading community, and a deeper pool of traders generally means more informative, reliable odds. You can track live price movements and trade on any market directly on this page.

To trade on “H. Matsuoka vs. K. Smith,” start by choosing the market type you want to trade: Moneyline (which team wins), Spreads (margin of victory), Totals (combined score over/under), or Player Props (individual player stat lines). Each market shows the current price for each side — for example, the moneyline shows MATSUOK at 0¢ and SMIT at 100¢. Select the side you want to trade, choose Buy to take a position or Sell to close an existing one, enter your amount, and click Trade. If your chosen side is correct when the game ends and the market resolves, your shares pay out $1 each. If it’s incorrect, they pay out $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss.

The current moneyline odds for “H. Matsuoka vs. K. Smith” show Keegan Smith at 100¢ (100% implied probability) and Hayato Matsuoka at 0¢ (0%). All odds update in real-time as traders buy and sell shares, reflecting the latest collective view of how this game will play out. Check back frequently or bookmark this page to follow how the odds shift as game time approaches.

The “H. Matsuoka vs. K. Smith” market resolves based on the official final score of the ATP game as reported by ATP’s official results, including overtime if applicable. Moneyline markets resolve to the team that wins the game. Spread markets resolve based on the final margin of victory relative to the posted line. Totals (over/under) markets resolve based on the combined final score of both teams. Player prop markets resolve based on official box score statistics. If the game is postponed or canceled, the market resolution rules (available in the Rules section on this page) specify how that scenario is handled. We recommend reviewing the full resolution criteria before trading.