| Date | Name | Result | DN * | Prediction | Pos/Neg ** | Name | Result | DN | Pos/Neg |
|---|---|---|---|---|---|---|---|---|---|
| 2025-May-01 | Ayumi Koshiishi | win | 7 | Meiling Wang | loss | 3 | |||
| 2024-Dec-30 | Saki Imamura | win | 1 | Ayumi Koshiishi | loss | 6 | |||
| 2024-Nov-25 | Kayo Nishimura | win | 1 | Ayumi Koshiishi | loss | 9 | |||
| 2024-Nov-09 | Aoi Ito | win | 2 | Ayumi Koshiishi | loss | 2 | |||
| 2024-Nov-03 | Ayumi Koshiishi | win | 5 | Laalitya Kalluri | loss | 4 | |||
| 2024-Oct-23 | Ayumi Koshiishi | win | 6 | Lucija Ciric Bagaric | loss | 7 | |||
| 2024-Sep-17 | Ayumi Koshiishi | win | 8 | Sakura Hosogi | loss | 4 | |||
| 2024-Aug-26 | Qianhui Tang | win | 1 | Ayumi Koshiishi | loss | 7 | |||
| 2024-Jul-24 | Ayumi Koshiishi | win | 4 | Aruzhan Sagandikova | loss | 9 | |||
| 2024-Jul-20 | Ayumi Koshiishi | win | 9 | Punnin Kovapitukted | loss | 8 | |||
| 2024-Jun-06 | Rina Saigo | win | 9 | Ayumi Koshiishi | loss | 2 | |||
| 2024-Apr-09 | Ayumi Koshiishi | win | 5 | Ayano Shimizu | loss | 1 | |||
| 2024-Jan-08 | Ayumi Koshiishi | win | 9 | Aruzhan Sagandikova | loss | 5 | |||
| 2023-Oct-21 | Ayumi Koshiishi | win | 3 | Patcharin Cheapchadej | loss | 4 | |||
| 2023-Jul-20 | Ayumi Koshiishi | win | 8 | Helena Buchwald | loss | 3 | |||
| 2023-May-21 | Ayumi Koshiishi | win | 7 | Eunji Lee (2001) | loss | 4 | |||
| 2023-Feb-25 | Ayumi Koshiishi | win | 8 | Aunchisa Chanta | loss | 7 |
* Day number.
** Positive multiplier the bigger the better. Negative multiplier the bigger the worse.