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Sports·ITF

Stefani Webb – Nanari Katsumi

Polymarket
3:00 AM
S. WebbS. Webb
-
N. KatsumiN. Katsumi
-
$998.36 Vol.Polymarket

Moneyline

$932 Vol.

This market refers to the tennis match between Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to 'Stefani Webb' if Stefani Webb advances against Nanari Katsumi. This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Stefani Webb. 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 Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to “Webb” if Stefani Webb wins set 2. It will resolve to “Katsumi” if Nanari Katsumi 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to “Webb” if Stefani Webb wins the first set. It will resolve to “Katsumi” if Nanari Katsumi 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to "Webb" if Stefani Webb wins by 2 or more sets than Nanari Katsumi, based on the final completed score. Otherwise, it will resolve to "Katsumi." 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Nanari Katsumi and Stefani Webb in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to "Katsumi" if Nanari Katsumi wins by 2 or more sets than Stefani Webb, based on the final completed score. Otherwise, it will resolve to "Webb." 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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.Stefani Webb enters the ITF W15 Brisbane matchup as the clear market favorite due to her higher WTA ranking near 757, strong recent form on Australian soil, and home-crowd support. The 21-year-old Australian has posted consecutive straight-set victories in the tournament, including a 6-1 6-4 win over Natsuho Arakawa and a 6-1 6-0 defeat of Lily Fairclough. Nanari Katsumi, ranked around 925-930, has shown inconsistent results and recently fell in the same event. Their head-to-head is split 1-1, with the most recent prior meeting in a June 2026 W15 Tokyo event going the distance. Surface conditions, rest between rounds, and any late injury reports from official ITF channels remain the key variables that could influence the outcome.

This market refers to the tennis match between Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET.

This market will resolve to 'Stefani Webb' if Stefani Webb advances against Nanari Katsumi.

This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Stefani Webb.

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.
Volume
$1,022
End Date
Jul 29, 2026
Market Opened
Jul 20, 2026, 12:00 PM ET

Resolution Source

https://www.itftennis.com/en/tournament-calendar/

Resolver

0x65070BE91...
This market refers to the tennis match between Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to 'Stefani Webb' if Stefani Webb advances against Nanari Katsumi. This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Stefani Webb. 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.

Beware of external links.

Frequently Asked Questions

The “Katsumi vs. Webb” market on Polymarket lets you trade on the outcome of the ITF game between the Nanari Katsumi and the Stefani Webb, scheduled for July 21, 2026 at 11:00 PM ET. The primary market is the moneyline — which team will win the game — where Katsumi is currently priced at 100¢ (100% implied probability) and Webb 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 “Katsumi vs. Webb” market has generated $1K 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 “Katsumi vs. Webb,” 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 KATSUMI at 100¢ and WEBB at 0¢. 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 “Katsumi vs. Webb” show Nanari Katsumi at 100¢ (100% implied probability) and Stefani Webb 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 “Katsumi vs. Webb” market resolves based on the official final score of the ITF game as reported by ITF’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·ITF

Stefani Webb – Nanari Katsumi

Polymarket
3:00 AM
S. WebbS. Webb
-
N. KatsumiN. Katsumi
-
$998.36 Vol.Polymarket

Moneyline

$932 Vol.

This market refers to the tennis match between Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to 'Stefani Webb' if Stefani Webb advances against Nanari Katsumi. This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Stefani Webb. 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 Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to “Webb” if Stefani Webb wins set 2. It will resolve to “Katsumi” if Nanari Katsumi 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to “Webb” if Stefani Webb wins the first set. It will resolve to “Katsumi” if Nanari Katsumi 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to "Webb" if Stefani Webb wins by 2 or more sets than Nanari Katsumi, based on the final completed score. Otherwise, it will resolve to "Katsumi." 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Nanari Katsumi and Stefani Webb in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to "Katsumi" if Nanari Katsumi wins by 2 or more sets than Stefani Webb, based on the final completed score. Otherwise, it will resolve to "Webb." 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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 Stefani Webb and Nanari Katsumi in the ITF Brisbane, originally scheduled for July 21, 2026 at 11:00PM 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.Stefani Webb enters the ITF W15 Brisbane matchup as the clear market favorite due to her higher WTA ranking near 757, strong recent form on Australian soil, and home-crowd support. The 21-year-old Australian has posted consecutive straight-set victories in the tournament, including a 6-1 6-4 win over Natsuho Arakawa and a 6-1 6-0 defeat of Lily Fairclough. Nanari Katsumi, ranked around 925-930, has shown inconsistent results and recently fell in the same event. Their head-to-head is split 1-1, with the most recent prior meeting in a June 2026 W15 Tokyo event going the distance. Surface conditions, rest between rounds, and any late injury reports from official ITF channels remain the key variables that could influence the outcome.

This market refers to the tennis match between Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET.

This market will resolve to 'Stefani Webb' if Stefani Webb advances against Nanari Katsumi.

This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Stefani Webb.

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.
Volume
$1,022
End Date
Jul 29, 2026
Market Opened
Jul 20, 2026, 12:00 PM ET

Resolution Source

https://www.itftennis.com/en/tournament-calendar/

Resolver

0x65070BE91...
This market refers to the tennis match between Stefani Webb and Nanari Katsumi in the ITF Women Brisbane, originally scheduled for July 21, 2026 at 11:00PM ET. This market will resolve to 'Stefani Webb' if Stefani Webb advances against Nanari Katsumi. This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Stefani Webb. 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.

Beware of external links.

Frequently Asked Questions

The “Katsumi vs. Webb” market on Polymarket lets you trade on the outcome of the ITF game between the Nanari Katsumi and the Stefani Webb, scheduled for July 21, 2026 at 11:00 PM ET. The primary market is the moneyline — which team will win the game — where Katsumi is currently priced at 100¢ (100% implied probability) and Webb 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 “Katsumi vs. Webb” market has generated $1K 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 “Katsumi vs. Webb,” 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 KATSUMI at 100¢ and WEBB at 0¢. 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 “Katsumi vs. Webb” show Nanari Katsumi at 100¢ (100% implied probability) and Stefani Webb 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 “Katsumi vs. Webb” market resolves based on the official final score of the ITF game as reported by ITF’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.