| ITF Japan F8 | 2014/06/26 04:35 | Masaki Sasai v Keisuke Watanuki | 3-6,1-6 |
| ITF Japan F8 | 2014/06/24 01:00 | Keisuke Watanuki v Masato Shiga | 6-4,6-2 |
| ITF Japan F7 Qual | 2014/06/14 00:30 | Keisuke Watanuki v Masayoshi Ono | 6-2,6-3 |
| ITF Japan F6 | 2014/06/11 07:50 | Sho Katayama v Keisuke Watanuki | 6-3,7-5 |
| ITF Japan F6 Qual | 2014/06/09 03:00 | Keisuke Watanuki v Koichi Sano | 6-4,6-0 |
| ITF Japan F6 Qual | 2014/06/08 09:00 | David Barclay v Keisuke Watanuki | 4-6,2-6 |
| ITF Japan F3 | 2014/03/26 02:50 | Takuto Niki v Keisuke Watanuki | 6-3,6-1 |
| ITF Japan F2 | 2014/03/17 03:10 | Keisuke Watanuki v Masato Shiga | 6-7,4-6 |
| ITF Japan F8 | 2014/06/24 01:00 | Chih-Jen Ho v Arata Onozawa | 2-6,2-6 |
| ITF Japan F6 | 2014/06/13 00:00 | Chih-Jen Ho v Arata Onozawa | 6-4,6-2 |
| ITF Japan F6 | 2014/06/10 01:30 | Soichiro Moritani v Arata Onozawa | 1-6,6-7 |
| ITF Thailand F10 | 2014/05/29 03:00 | Arata Onozawa v Jacob Grills | 3-6,1-6 |
| ITF Thailand F10 | 2014/05/28 05:10 | Arata Onozawa v Chayanon Kaewsuto | 6-0,6-4 |
| ITF Thailand F10 | 2014/05/27 06:20 | Arata Onozawa v Warit Sornbutnark | 7-6,6-1 |
| ITF Japan F1 | 2014/03/14 01:00 | Di Wu v Arata Onozawa | 6-3,6-0 |
| ITF Japan F1 | 2014/03/11 02:55 | Arata Onozawa v Masaki Osafune | 4-6,6-1,6-3 |