 Canada: Waterloo - Singles - Main |
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| 1/16-finals | Ito K. | Litvak L. | 0:2 (2:6, 2:6) | dettagli | 01.07.2013 |
 Japan: Karuizawa - Singles - Main |
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| 1/8-finals | Koshino Y. | Ito K. | 2:1 (7:6, 2:6, 7:5) | dettagli | 23.05.2013 |
| 1/16-finals | Ito K. | Imanishi M. | 2:0 (6:1, 7:5) | dettagli | 21.05.2013 |
| Japan: Nishi-Tama - Singles - Main |
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| 1/8-finals | Ito K. | Hibino N. | 0:2 (3:6, 4:6) | dettagli | 28.03.2013 |
| 1/16-finals | Ito K. | Nishimoto M. | 2:0 (6:1, 7:5) | dettagli | 28.03.2013 |
| Japan: Kofu - Singles - Main |
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| 1/16-finals | Ito K. | Sawayanagi R. | 0:2 (3:6, 3:6) | dettagli | 19.03.2013 |
| Japan: Hamamatsu - Singles - Main |
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| 1/16-finals | Ito K. | Lykina K. | 0:2 (3:6, 1:6) | dettagli | 24.10.2012 |
| Japan: Osaka - Singles - Qualification |
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| Quarter-finals | Ito K. | Lertcheewakarn N. | 0:2 (4:6, 3:6) | dettagli | 06.10.2012 |
| Japan: Kyoto - Singles - Main |
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| Quarter-finals | Hibino N. | Ito K. | 2:0 (6:4, 7:5) | dettagli | 13.09.2012 |
| 1/8-finals | Okuno A. | Ito K. | 0:2 (3:6, 4:6) | dettagli | 12.09.2012 |
| 1/16-finals | Kaji H. | Ito K. | 1:2 (1:6, 6:4, 2:6) | dettagli | 11.09.2012 |
| Japan: Noto - Singles - Main |
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| Final | Eguchi M. | Ito K. | 0:2 (2:6, 4:6) | dettagli | 09.09.2012 |
| Semi-finals | Ito K. | Aoyama S. | 2:0 (6:3, 7:60) | dettagli | 08.09.2012 |
| Quarter-finals | Ito K. | Yonemura A. | 2:0 (6:2, 6:1) | dettagli | 07.09.2012 |
| 1/8-finals | Ito K. | Onishi K. | 2:0 (7:65, 7:65) | dettagli | 06.09.2012 |
| 1/16-finals | Luzhanska T. | Ito K. | 1:2 (3:6, 6:3, 1:6) | dettagli | 05.09.2012 |
 Turkey: Istanbul 5 - Singles - Main |
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| 1/16-finals | Ito K. | Inoue A. | 0:2 (4:6, 3:6) | dettagli | 18.07.2012 |
| Japan: Mie - Singles - Main |
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| 1/16-finals | Ito K. | Kuwata H. | 0:2 (3:6, 2:6) | dettagli | 20.06.2012 |
| Japan: Tokyo - Singles - Main |
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| 1/16-finals | Ito K. | Yonemura A. | 0:2 (1:6, 1:6) | dettagli | 12.06.2012 |
| Japan: Kurume - Singles - Main |
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| 1/16-finals | Ito K. | Nakamura A. | 0:2 (0:6, 2:6) | dettagli | 16.05.2012 |
| Japan: Fukuoka - Singles - Main |
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| 1/16-finals | Nakamura A. | Ito K. | 2:0 (6:3, 6:4) | dettagli | 09.05.2012 |
| Japan: Osaka - Singles - Qualification |
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| Quarter-finals | Okadaue C. | Ito K. | 2:0 (6:2, 7:5) | dettagli | 10.10.2010 |