We're supplying the professional players lists equipped with enormous data.
Japan Open 2026 Open for entries
https://billi-walker.jp/en/jpba/japanopen/2026
Women's professional tour 2026 3rd Livescores are now available.
https://billi-walker.jp/en/jpba/womens-tour/2026-3rd
Search Scores
Takeshi OKUMURAVSKazuhiro Koga
RATING(2026-08-09)
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-RATING
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-RANK
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1,913
1997-09-23
MAX
RATING(2026-08-09)
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-RATING
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-RANK
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1,557
2000-08-20
MAX
| - | JPBA Ranking | - |
| Champion('99,'95,'94,etc..) | The best performance in JAPAN OPEN | Best4('96) |
| 0.6774(168/248) | Winning percentage after best16 | 0.5000(8/16) |
| 0.5000(35/70) | Total winning percentage on hill to hill | 1.0000(6/6) |
| 0.2935(81/276) | Finals/best16 | 0.0625(1/16) |
Comparison of past ranking
Scoreline of Takeshi OKUMURA and Kazuhiro Koga (1 - 3 / 3 lines)
2004
Takeshi OKUMURA |
Kazuhiro Koga |
|
| ? | 19.09.2004Winners round 22004 Tokai 9ball Grand PrixQ-group1 | 9 |
2000
Takeshi OKUMURA |
Kazuhiro Koga |
|
| 7 | 20.08.2000Quarter-finals2000 Gifu International Open | 9 |
1994
Takeshi OKUMURA |
Kazuhiro Koga |
|
| 9 | 23.01.1994Quarter-finals1994 Japan Open | 3 |