Recent H2H record

Jake Delaney vs Hiromasa Koyama

Jake Delaney

Elo 1622

Hiromasa Koyama

Elo 1470

H2H 2-02 meetings

Elo edge Delaney +152

Jake Delaney

Blended Elo history from recent matches.

Effective Elo

HARDSmall sample

50% · 2–2 on hard

Games won (last 10)

59%

10 matches tracked

Head-to-head

Delaney 2 • Koyama 0

Delaney leads 2-0

Hiromasa Koyama

Blended Elo history from recent matches.

Effective Elo

HARD

29% · 4–10 on hard

CLAYSmall sample

0% · 0–1 on clay

Games won (last 10)

43%

10 matches tracked

Previous meetings

M15 Karuizawa· SF

Jake Delaney def. Hiromasa Koyama · 0 - 2

May 30, 2026

M15 Tokyo 2· R16

Jake Delaney def. Hiromasa Koyama · 2 - 0

Jul 10, 2025