| ITF Japan F5 | 2016/04/08 01:00 | Oku, Hiromasa v Kibi, Yuya | 2-6,4-6 |
| ITF Japan F7 | 2014/06/22 06:40 | Kibi, Yuya v Oku, Hiromasa | 6-4,6-3 |
| ITF Japan F6 | 2014/06/14 02:00 | Oku, Hiromasa v Kibi, Yuya | 0-6,2-6 |
| ITF Japan F5 | 2014/06/05 01:00 | Oku, Hiromasa v Kibi, Yuya | 4-6,2-6 |
| ITF Japan F6 | 2016/05/31 01:00 | 니키, 타쿠토 v Oku, Hiromasa | 2-6,3-6 |
| ITF Guam F1 | 2016/05/24 02:00 | Oku, Hiromasa v 타케시마, 순로우 | 3-6,2-6 |
| ITF Turkey F19 | 2016/05/13 09:20 | Sieber, Marc v Oku, Hiromasa | 6-0,6-3 |
| ITF Turkey F19 | 2016/05/11 13:00 | Oku, Hiromasa v Statzberger, Thomas | 6-3,6-4 |
| ITF Turkey F18 | 2016/05/04 08:00 | Oku, Hiromasa v Yuksel, Anil | 3-6,2-6 |
| Turkey F17, Singles Qualifying | 2016/04/26 11:20 | 셀리크빌레크, 알투그 v Oku, Hiromasa | 6-4,2-6,7-6 |
| ITF Japan F5 | 2016/04/08 01:00 | Oku, Hiromasa v Kibi, Yuya | 2-6,4-6 |
| ITF Japan F5 | 2016/04/05 07:45 | Oku, Hiromasa v Nagao, Katsuki | 7-6,5-7,6-1 |
| ITF Japan F6 | 2016/05/31 05:30 | Shiga, Masato v Kibi, Yuya | 6-7,6-4,0-6 |
| ITF Guam F1 | 2016/05/23 00:00 | Nagao, Katsuki v Kibi, Yuya | 6-7,4-6 |
| ITF Japan F5 | 2016/04/09 03:00 | Kibi, Yuya v 와타누키, 요스케 | 1-6,6-3,4-6 |
| ITF Japan F5 | 2016/04/08 05:30 | 이토, 유이치 v Kibi, Yuya | 4-6,2-6 |
| ITF Japan F5 | 2016/04/08 01:00 | Oku, Hiromasa v Kibi, Yuya | 2-6,4-6 |
| ITF Japan F5 | 2016/04/05 02:00 | 타누마, 리요타 v Kibi, Yuya | 4-6,2-6 |
| ITF Japan F4 | 2016/03/30 03:10 | Kibi, Yuya v 가우, 신 | 4-6,6-3,1-6 |
| ITF Japan F3 | 2016/03/26 02:00 | 이, 덕희 v Kibi, Yuya | 6-2,6-3 |