TOTAL VOLUME:

$134.2b

24H VOL:

$134,145,987

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,441,166,947

406,422

Markets across

30,383

events

MATCHED EVENTS:

2,688

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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M25 Urayasu: Kuan-Yi Lee vs Sho Katayama
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M25 Urayasu: Kuan-Yi Lee vs Sho Katayama

Volume:
$4,256

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama

 - Polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 1, 2026

Closed: Sep 1, 2:29 AM EST

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Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$4,242
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
$14
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 1 Winner

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 2 Winner

100%
Yes 100¢No 0¢
19¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Match O/U 21.5

100%
Yes 100¢No 0¢
20¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 1 O/U 8.5

100%
Yes 100¢No 0¢
1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Total Sets: O/U 2.5

100%
Yes 100¢No 0¢
20¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 2 O/U 8.5

100%
Yes 100¢No 0¢
19¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 2 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 1 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Match O/U 22.5

100%
Yes 100¢No 0¢
20¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Set 2 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

M25 Urayasu: Kuan-Yi Lee vs Sho Katayama Match O/U 23.5

100%
Yes 100¢No 0¢
20¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 16

Description

This market refers to the tennis match between Kuan-Yi Lee and Sho Katayama in the M25 Urayasu, Main Draw, originally scheduled for August 31, 2026 at 10:00PM ET. This market will resolve to 'Kuan-Yi Lee' if Kuan-Yi Lee advances against Sho Katayama. This market will resolve to 'Sho Katayama' if Sho Katayama advances against Kuan-Yi Lee. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 14, 2026, 11:59 PM ET (14 days after the scheduled start), 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.

Polymarket

This market refers to the tennis match between Kuan-Yi Lee and Sho Katayama in the M25 Urayasu, Main Draw, originally scheduled for August 31, 2026 at 10:00PM ET. This market will resolve to 'Kuan-Yi Lee' if Kuan-Yi Lee advances against Sho Katayama. This market will resolve to 'Sho Katayama' if Sho Katayama advances against Kuan-Yi Lee. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 14, 2026, 11:59 PM ET (14 days after the scheduled start), 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.

Frequently asked questions

Prediction market odds in this market often differ from traditional sportsbook lines due to trader sentiment and market-specific dynamics. While sportsbooks may incorporate broader factors and set fixed odds earlier, prediction markets let participants bet directly on outcomes, potentially creating sharper or more volatile prices. The spread between the two can vary widely, especially as new information emerges closer to the event.

This market resolves around Sep 8, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official declaration of the fight’s winner, which is then matched against the market’s listed outcomes. No additional interpretation or platform-specific rules apply beyond confirming the publicly reported result.