ATP · Rank #1088

Hiromasa Koyama

66.7%Accuracy

Matches Analyzed

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ITF Men M15 Tokyo Hard ITF Men M15 Tokyo (Hard) 1 match

1 1.09

1 1.09

ITF Men M15 Tokyo Hard ITF Men M15 Tokyo (Hard) 1 match

1 ▾1.29

1 ▾1.29

ITF Men M15 Tokyo Hard ITF Men M15 Tokyo (Hard) 1 match

1 1.85

U21.5 ▴1.85

ITF Men M15 Harmon Hard ITF Men M15 Harmon (Hard) 4 matches

1 ▴1.87

U21.5 1.85

2 1.27

2 1.27

2 ▴3.25

O20.5 ▴1.95

1 1.12

1 1.12

ITF Men M15 Karuizawa Clay ITF Men M15 Karuizawa (Clay) 4 matches

2 ▴1.54

2 ▴1.54

1 ▴1.45

1 ▴1.45

2 1.54

2 1.54

1 ▴1.66

1 ▴1.66

ITF Men M15 Monastir Hard ITF Men M15 Monastir (Hard) 1 match

1 ▴1.34

1 ▴1.34

ITF Men M25 Badalona Clay ITF Men M25 Badalona (Clay) 1 match

1 ▾1.13

1 ▾1.13

ITF Men M15 Torelló Hard ITF Men M15 Torelló (Hard) 1 match

1 1.43

1 1.43

ITF Men M15 Villena Hard ITF Men M15 Villena (Hard) 1 match

2 ▾1.85

2 ▾1.85

ITF Men M15 Antalya Clay ITF Men M15 Antalya (Clay) 1 match

1 ▴1.1

1 ▴1.1

ITF Men M15 Antalya Clay ITF Men M15 Antalya (Clay) 2 matches

1 ▴1.24

1 ▴1.24

1 2.07

1 2.07

Record by surface

Hard

4-6

Clay

4-4

Overall 8-10

Our AI on this player 12 correct of 18

From the matches in our database

About Hiromasa Koyama

Hiromasa Koyama. Across everything played, 99.7% of all points end up on this side of the net. No surface has produced a winning record so far — Hard 4-6, Clay 4-4.

Results keep swinging: 2 up and 3 down across the last 5. The longest match we have on record ran to 30 games, against H. Shiraishi. Predictions cover match winner and score, alongside serve, return and break-point statistics. Most recently seen in our data at ITF Men M15 Tokyo.

Frequently Asked Questions

How accurate are the AI predictions for Hiromasa Koyama?

Our model has graded 18 matches involving Hiromasa Koyama and got 12 right — a hit rate of 66.7%. Every completed pick stays on the page, so the figure can be checked.