Wednesday, October 28, 2026

Seoul challenger 2026 (South Korea) 28.10.26

Second-round previews from the Seoul Challenger (hard), with form, serve and return numbers and a full Tale of the Tape for every open match. Matches marked 🔒 are on today's PBTennis Patreon card. Times are as listed by the tournament schedule and may move with the order of play.

Lloyd Harris vs Omar Jasika

Seoul Challenger · Second Round · 28 October · 02:00

🧠 Form & Context

Lloyd Harris

  • 🔥 Ranked No. 108 at 29, 8–2 in his last 10 after beating Shang in the first round.
  • 🚀 A big first serve: 75.5% won, 76% recently.
  • 🔒 Has saved 70% of break points recently.
  • 🏆 Has won 62% of deciding sets, with a 67% best-of-three record.
  • ⚠️ Only 50% won behind his second serve.

Omar Jasika

  • 📈 Ranked No. 386 at 29, left-handed, 6–4 in his last 10, fresh from an upset of Muller.
  • 🎾 Lands 68.6% of first serves and wins 51.2% behind his second.
  • 🔁 The better returner: 41% of return points won and 44.8% of break points converted.
  • 🏆 Wins 57% of tiebreaks.
  • ⚠️ Only 66.1% won behind his first serve.

🔍 Match Breakdown

A first meeting between two 29-year-olds who both won in the first round. Harris is a heavy favourite at 1.10.

Harris has the far bigger first serve – 75.5% of points won against 66.1% – and saves more break points.

Jasika lands more first serves, is slightly stronger on the second, and is the better returner: 41% vs 38% of return points.

Jasika wins more tiebreaks (57% vs 52%), but Harris has the much better deciding-set record (62% vs 52%).

Harris has the serve, the form and the ranking. Jasika's return keeps him in it, but the favourite should come through.

📊 Tale of the Tape

MetricL. HarrisJasika
Ranking108386
Age2929
Last 108–26–4
Head-to-head00
First serves in62.7%68.6%
1st-serve points won75.5%66.1%
2nd-serve points won50.0%51.2%
Break points saved62.6%59.9%
Break points converted42.5%44.8%
Return points won (career)38%41%
Tiebreak win %52%57%
Deciding-set win % (career)62%52%
Best-of-3 win %67%62%

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Billy Harris vs Aleksandar Vukic

Seoul Challenger · Second Round · 28 October · 03:30

🔒 Members-only read

This match is on today's PBTennis Patreon card. The full breakdown – form, serve and return numbers, the Tale of the Tape and our read on the match – is available to our members.

Read it on Patreon

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Yunseong Chung vs Bu Yunchaokete

Seoul Challenger · Second Round · 28 October · 03:30

🧠 Form & Context

Yunseong Chung

  • 📈 Ranked No. 756 at 28, 7–3 in his last 10 and winning 66% of recent matches.
  • 🔁 The better returner: 40% of return points won, 33.5% against the first serve.
  • 🎾 Lands 62.1% of first serves.
  • 🏆 Wins 56% of tiebreaks and has won 62% of deciding sets this season.
  • ⚠️ Lost their only meeting, 6–1 6–4 in Busan in April.

Bu Yunchaokete

  • 📊 Ranked No. 92 at 24, winning 68% of recent matches.
  • ⚔️ Won their only meeting, 6–1 6–4 at the Busan Challenger in April.
  • 🚀 The stronger server: 72.3% on first-serve points and 52.7% on second.
  • 🔒 Saves 63.1% of break points.
  • ⚠️ Wins only 46% of tiebreaks.

🔍 Match Breakdown

A rematch of their meeting in Busan in April, which Bu won comfortably. He is a heavy favourite at 1.08.

Bu has the stronger serve: 72.3% of first-serve points against 68.8%, a better second serve and 63.1% of break points saved against 58.2%.

Chung is the better returner – 40% vs 38% of return points – and wins more against the first serve.

Chung has the better tiebreak record (56% vs 46%); Bu has the better best-of-three record (64% vs 58%).

Bu has the serve and the head-to-head. At 1.08, there is nothing to play for at the price.

📊 Tale of the Tape

MetricChungBu
Ranking75692
Age2824
Last 107–35–5
Head-to-head01
First serves in62.1%59.1%
1st-serve points won68.8%72.3%
2nd-serve points won51.5%52.7%
Break points saved58.2%63.1%
Break points converted42.4%41.9%
Return points won (career)40%38%
Tiebreak win %56%46%
Deciding-set win % (career)49%52%
Best-of-3 win %58%64%

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Zhizhen Zhang vs Rei Sakamoto

Seoul Challenger · Second Round · 28 October · 05:00

🧠 Form & Context

Zhizhen Zhang

  • 📊 Ranked No. 166 at 30, 2–8 in his last 10, but fresh from beating Cilic in the first round.
  • ⚔️ Won their only meeting, 6–1 6–4 in Brisbane in February.
  • 🚀 Wins 71.3% behind his first serve.
  • 🎾 Lands 62.7% of first serves.
  • ⚠️ Has won only 44% of deciding sets this season.

Rei Sakamoto

  • 📈 Ranked No. 125 at 20, 7–3 in his last 10 and winning 65% of recent matches.
  • 🏆 Has won 72% of deciding sets this season and 64% over his career.
  • 🎾 Stronger behind the second serve: 51.7% won.
  • 🔒 Saves 60.1% of break points.
  • 🏆 Wins 52% of tiebreaks.

🔍 Match Breakdown

A rematch of their meeting in Brisbane in February, which Zhang won in straight sets. Sakamoto is still the favourite at 1.44.

On serve they are almost identical: 71.3% vs 71.2% on first-serve points. Sakamoto is stronger on the second serve and saves slightly more break points.

Neither returns well – both win 37% of return points – so breaks will be rare.

In tight moments Sakamoto has the edge: 52% of tiebreaks against 48%, and 64% of deciding sets against 53%.

Sakamoto has the form and the clutch numbers; Zhang has the head-to-head and a big win over Cilic behind him.

📊 Tale of the Tape

MetricZhangSakamoto
Ranking166125
Age3020
Last 102–87–3
Head-to-head10
First serves in62.7%61.8%
1st-serve points won71.3%71.2%
2nd-serve points won49.9%51.7%
Break points saved59.3%60.1%
Break points converted39.1%38.3%
Return points won (career)37%37%
Tiebreak win %48%52%
Deciding-set win % (career)53%64%
Best-of-3 win %54%57%

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