| ITF Japan F2 | 2014/03/17 03:10 | Keisuke Watanuki v Masato Shiga | 6-7,4-6 |
| 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 F7 | 2014/06/18 02:30 | Masato Shiga v Ben Mclachlan | 6-4,4-6,0-6 |
| ITF Japan F6 | 2014/06/11 02:05 | Masato Shiga v Takao Suzuki | 1-6,2-6 |
| ITF Japan F5 | 2014/06/02 01:00 | Masato Shiga v Atsushi Ushida | 6-4,1-6,6-3 |
| ITF Thailand F10 | 2014/05/28 06:25 | Masato Shiga v Christopher Rungkat | 5-7,2-6 |
| ITF Thailand F10 | 2014/05/26 05:00 | Congsup Congcar v Masato Shiga | 3-6,3-6 |
| ITF Thailand F10 | 2014/05/21 04:00 | Pol Wattanakul v Masato Shiga | 3-6,6-3,2-6 |
| ITF Korea F1 Qual | 2014/04/30 04:00 | Masato Shiga v Soonwoo Kwon | 7-6,7-5 |
| ITF Japan F4 | 2014/04/05 02:00 | Masato Shiga v Takuto Niki | 3-6,7-6,6-3 |