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Grand Prix West 2026 4th Open for entries
https://billi-walker.jp/en/jpba/grandprixwest/2026-4th
Tokai Grandprix and Tokai Ladies Grandprix 2026 Livescores are now available.
https://billi-walker.jp/en/jpba/tokai-grandprix/2026
Search Scores
Kouichi SakamotoVSNaoki YAMASHITA
RATING(2026-07-05)
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1,364RATING
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316RANK
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1,499
2017-07-16
MAX
RATING(2026-07-05)
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1,564RATING
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244RANK
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1,746
2025-03-23
MAX
| 115位 | 2026JPBA Ranking | 68位 |
| Best128('17) | The best performance in JAPAN OPEN | Best128('24,'23,'18,etc..) |
| - | Winning percentage after best16 | 0.0000(0/2) |
| 0.4286(3/7) | Total winning percentage on hill to hill | 0.3636(4/11) |
| 0.0000(0/1) | Finals/best16 | 0.1333(2/15) |
Comparison of past ranking
Scoreline of Kouichi Sakamoto and Naoki YAMASHITA (1 - 1 / 1 lines)
2025
Kouichi Sakamoto |
Naoki YAMASHITA |
|
| 0 | 19.07.2025Winners round 22025 Tokai Grand PrixQ-9 | 7 |