| 16位 | 2026JPBA Ranking | 15位 |
| Champion('12,'01,'00,etc..) | The best performance in JAPAN OPEN | Best8('13) |
| 0.6756(456/675) | Winning percentage after best16 | 0.2766(26/94) |
| 0.6082(118/194) | Total winning percentage on hill to hill | 0.4835(44/91) |
| 0.3792(171/451) | Finals/best16 | 0.0000(0/79) |
Akimi KAJITANI |
Rieko HAJI |
|
| 7 | 09.03.2024Winners round Finals2024 All Japan Ladies Tour 2ndQ-group4 | 1 |
| 7 | 17.02.2024Winners round Finals2024 All Japan Ladies Tour 1stQ-group4 | 2 |
Akimi KAJITANI |
Rieko HAJI |
|
| 6 | 21.10.2023Losers round Finals2023 Hokuriku Open LadiesQ-group2 | 4 |
| 3 | 13.05.2023Losers round Finals2023 All Japan Ladies Tour 2ndQ-group1 | 7 |
| 7 | 15.04.2023Round of 322023 Kantou Ladies OpenQ-group1 | 4 |
| 7 | 12.03.2023Round of 162023 All Japan Ladies Tour 1st | 2 |
Akimi KAJITANI |
Rieko HAJI |
|
| 8 | 14.07.2019Round of 322019 Japan Open LadiesQ-group4 | 4 |
Akimi KAJITANI |
Rieko HAJI |
|
| 7 | 01.04.2018Quarter-finals2018 All Japan Ladies Tour 2nd | 0 |
| 2 | 31.03.2018Winners round Finals2018 All Japan Ladies Tour 2ndQ-group3 | 7 |
| 7 | 13.01.2018Losers round Finals2018 All Japan Ladies Tour 1stQ-group4 | 3 |
Akimi KAJITANI |
Rieko HAJI |
|
| 6 | 23.05.2015Winners round Finals2015 Osaka Queens OpenQ-group3 | 4 |
Akimi KAJITANI |
Rieko HAJI |
|
| 6 | 24.05.2014Losers round 32014 Osaka Queens OpenQ-group2 | 4 |
Akimi KAJITANI |
Rieko HAJI |
|
| 5 | 29.08.2012Round of 162012 Kyusyu Ladies Open | 7 |
Akimi KAJITANI |
Rieko HAJI |
|
| 9 | 20.11.2011Quarter-finals2011 All Japan Championship Ladeis Class | 7 |
Akimi KAJITANI |
Rieko HAJI |
|
| 8 | 20.09.2009Round of 162009 All Japan Ladies Tour 6th | 4 |
| 7 | 06.09.2009Round of 162009 Tokai Ladies 9ball Grand Prix | 3 |
Akimi KAJITANI |
Rieko HAJI |
|
| 7 | 07.10.2007Round of 162007 Hokuriku Open Ladies | 6 |