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Grand Prix East 2026 3rd Open for entries
https://billi-walker.jp/en/jpba/grandprixeast/2026-3rd
Women's professional tour 2026 2nd Open for entries
https://billi-walker.jp/en/jpba/womens-tour/2026-2nd
Grand Prix West 2026 3rd Open for entries
https://billi-walker.jp/en/jpba/grandprixwest/2026-3rd
Search Scores
Kazuhiko YAMAUCHIVSKouhei INOUE
| 62位 | 2026JPBA Ranking | 72位 |
| Best4('06) | The best performance in JAPAN OPEN | Best16('25) |
| 0.2632(5/19) | Winning percentage after best16 | 0.3750(9/24) |
| 0.4444(12/27) | Total winning percentage on hill to hill | 0.5000(25/50) |
| 0.0000(0/47) | Finals/best16 | 0.0526(3/57) |
Comparison of past ranking
Scoreline of Kazuhiko YAMAUCHI and Kouhei INOUE (1 - 2 / 2 lines)
2025
Kazuhiko YAMAUCHI |
Kouhei INOUE |
|
| W | 20.11.2025Losers round 12025 All Japan ChampionshipStage2 Group3-2 | NA |
2015
Kazuhiko YAMAUCHI |
Kouhei INOUE |
|
| 9 | 13.11.2015Losers round 12015 All Japan Championshipgroup1-2 | 7 |




