| ITF - Japan F7 | 2015/06/18 02:15 | Hiroyasu Ehara v Koichi Sano | 6-1,6-3 |
| ITF - Japan F7 | 2015/06/17 04:30 | Koichi Sano v Oh-Hee Kwon | 6-3,3-6,6-4 |
| ITF - Japan F7 - Qualifikation | 2015/06/15 00:30 | Koichi Sano v Masaki Osafune | 6-4,6-2 |
| ITF - Japan F6 | 2015/06/09 04:00 | Koichi Sano v Issei Okamura | 2-6,4-6 |
| ITF - Japan F6 - Qualifikation | 2015/06/08 01:00 | Ryota Kishi v Koichi Sano | 2-6,0-6 |
| ITF - Japan F6 - Qualifikation | 2015/06/07 05:00 | Koichi Sano v Keisuke Numajiri | 6-0,4-6,6-1 |
| ITF - Japan F5 | 2015/06/02 03:15 | Hiromasa Oku v Koichi Sano | 6-4,3-6,6-2 |
| ITF - Guam F1 | 2015/05/28 00:00 | Koichi Sano v Ko Suzuki | 2-6,1-6 |
| ITF - Japan F7 | 2015/06/16 01:45 | Ju-Hae Moon v David Barclay | 6-2,6-2 |
| ITF - Japan F7 - Qualifikation | 2015/06/15 00:30 | Taiki Hashimoto v David Barclay | 7-5,4-6,3-6 |
| ITF - Japan F7 - Qualifikation | 2015/06/13 00:00 | David Barclay v Yusei Fukuoka | 6-1,6-0 |
| ITF - Japan F5 | 2015/05/31 01:00 | Yuichiro Inui v David Barclay | 6-3,3-6,6-1 |
| ITF - Guam F1 | 2015/05/25 04:25 | David Barclay v Ben Mclachlan | 3-6,1-6 |
| ITF - Guam F1 | 2015/05/24 02:00 | David Barclay v Riki Mclachlan | 6-2,6-2 |
| ITF - Australien F4 - Qualifikation | 2015/03/23 00:55 | David Barclay v Matthew Romios | 3-6,2-6 |
| ITF - Australien F4 - Qualifikation | 2015/03/21 01:00 | Socrates Leon Tsoronis v David Barclay | 5-7,3-6 |