---
title: "Hiromasa Koyama vs Matthew Dellavedova"
canonical_url: https://betcrypto.now/events/hiromasa-koyama-vs-matthew-dellavedova-polymarket-us-ad462c64
status: settled
kickoff_at: 2026-08-20T06:00:00+00:00
trading_closes_at: 2026-08-20T23:59:00+00:00
settled_at: 2026-08-20T23:59:00+00:00
total_volume_usd: 0
venues: ["Polymarket US"]
categories: ["Sports", "Tennis"]
prices_as_of: 2026-10-09T13:22:33+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/hiromasa-koyama-vs-matthew-dellavedova-polymarket-us-ad462c64
---

# Hiromasa Koyama vs Matthew Dellavedova

Settled · kickoff 2026-08-20 06:00 UTC · listed on Polymarket US

## Result

**Matthew Dellavedova** won. Settled 2026-08-20.

## Open on a venue

- [Polymarket US](https://betcrypto.now/go/e/302055?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-matthew-dellavedova-polymarket-us-ad462c64.

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