---
title: "Hiromasa Koyama vs Qian Sun"
canonical_url: https://betcrypto.now/events/hiromasa-koyama-vs-qian-sun
status: settled
kickoff_at: 2026-09-03T03:00:00+00:00
trading_closes_at: 2026-09-10T03:00:00+00:00
settled_at: 2026-09-03T09:00:14+00:00
total_volume_usd: 371.34
venues: ["Azuro", "Polymarket", "Polymarket US"]
categories: ["Sports", "World", "Tennis"]
prices_as_of: 2026-10-09T15:27:11+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/hiromasa-koyama-vs-qian-sun
---

# Hiromasa Koyama vs Qian Sun

Settled · kickoff 2026-09-03 03:00 UTC · $371 traded · listed on Azuro, Polymarket, Polymarket US

## Result

**Qian Sun** won. Settled 2026-09-03.

## About

This market refers to the tennis match between Hiromasa Koyama and Qian Sun in the M15 Wuning, Main Draw, originally scheduled for September 2, 2026 at 11:00PM ET.

This market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Qian Sun.

This market will resolve to 'Qian Sun' if Qian Sun advances against Hiromasa Koyama.

If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 16, 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.

_From Polymarket's listing._

## Other markets

- 2nd Set - Hiromasa Koyama Handicap Game — 2 outcomes
- 2nd Set - Hiromasa Koyama Handicap Game — 2 outcomes
- 2nd Set - Qian Sun Handicap Game — 2 outcomes
- 2nd Set - Total Game — 2 outcomes
- 2nd Set - Hiromasa Koyama Handicap Game — 2 outcomes
- 2nd Set - Hiromasa Koyama Handicap Game — 2 outcomes
- 2nd Set - Winner of match Set — 2 outcomes
- 2nd Set - Total Game — 2 outcomes
- 2nd Set - Total Game — 2 outcomes
- 2nd Set - Total Game — 2 outcomes
- 2nd Set - Total Game — 2 outcomes
- Completed Match — 2 outcomes
- Total O/U 20 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 2 Winner — 2 outcomes
- Total O/U 21 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 1 Winner — 2 outcomes
- Total O/U 22 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 1 O/U 8.5 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set Handicap +/-1.5 — 2 outcomes
- Total O/U 10.5 — 2 outcomes
- Total O/U 21.5 — 4 outcomes
- Total O/U 11.5 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 2 O/U 8.5 — 2 outcomes
- Total O/U 12.5 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Total Sets: O/U 2.5 — 2 outcomes
- Total O/U 11 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 1 O/U 9.5 — 2 outcomes
- Total O/U 2.5 — 2 outcomes
- Total O/U 22.5 — 2 outcomes
- Total O/U 20.5 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set Handicap +/-1.5 — 2 outcomes
- Handicap 1 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 2 O/U 9.5 — 2 outcomes
- Handicap 2 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 1 O/U 10.5 — 2 outcomes
- Handicap -1.5 — 2 outcomes
- Total O/U 23.5 — 2 outcomes
- Handicap 2.5 — 2 outcomes
- M15 Wuning: Hiromasa Koyama vs Qian Sun Set 2 O/U 10.5 — 2 outcomes
- Handicap -2.5 — 2 outcomes
- … and 10 more

_Every market's prices are on the event page._

## Open on a venue

- [Azuro](https://betcrypto.now/go/e/422372?via=md)
- [Polymarket](https://betcrypto.now/go/e/421931?via=md)
- [Polymarket US](https://betcrypto.now/go/e/418396?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or https://betcrypto.now/api/v1/events/hiromasa-koyama-vs-qian-sun.

BetCrypto is an odds-comparison and information service. It accepts no wagers and gives no betting or financial advice; prediction-market availability depends on where you live.