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 Open for entries
https://billi-walker.jp/en/jpba/womens-tour/2026-3rd
Grand Prix West 2026 4th Livescores are now available.
https://billi-walker.jp/en/jpba/grandprixwest/2026-4th
Search Scores
Ayako MARUOKAVSMariko NIIBO
RATING(2026-08-06)
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1,676RATING
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46RANK
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1,697
2025-06-21
MAX
RATING(2026-08-06)
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1,387RATING
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104RANK
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1,576
2018-07-15
MAX
| 14位 | 2026JPBA Ranking | 24位 |
| Best4('23) | The best performance in JAPAN OPEN | Best4('13) |
| 0.4407(26/59) | Winning percentage after best16 | 0.3107(32/103) |
| 0.5667(34/60) | Total winning percentage on hill to hill | 0.4667(35/75) |
| 0.0909(4/44) | Finals/best16 | 0.0123(1/81) |
Comparison of past ranking
Scoreline of Ayako MARUOKA and Mariko NIIBO (1 - 6 / 6 lines)
2025
Ayako MARUOKA |
Mariko NIIBO |
|
| 7 | 14.09.2025Winners round Finals2025 Japan Open LadiesQ-group6 | 5 |
2024
Ayako MARUOKA |
Mariko NIIBO |
|
| 7 | 28.01.2024Round of 322024 Kansai Ladies Open | 5 |
2023
Ayako MARUOKA |
Mariko NIIBO |
|
| 7 | 17.06.2023Losers round 32023 All Japan Ladies Tour 3rdQ-group2 | 4 |
| 7 | 29.01.2023Round of 162023 Kansai Ladies Open | 5 |
2015
Ayako MARUOKA |
Mariko NIIBO |
|
| 1 | 23.05.2015Winners round 12015 Osaka Queens OpenQ-group2 | 6 |
2012
Ayako MARUOKA |
Mariko NIIBO |
|
| 2 | 02.06.2012Round of 482012 Japan Open LadiesQ-7 | 7 |