Round: 62 Ground: Hardcourt outdoor
| ITF Japan F5 | 2015/06/02 01:00 | Takeshima, Shunrou v Kikuchi, Gengo | 7-5,6-4 |
| ITF Guam F1 | 2015/05/31 01:00 | Kikuchi, Gengo v Suzuki, Takao | 3-6,3-6 |
| ITF Guam F1 | 2015/05/30 04:20 | Kikuchi, Gengo v Ko Suzuki | 6-2,6-3 |
| ITF Guam F1 | 2015/05/29 04:25 | Kelsey Stevenson v Kikuchi, Gengo | 2-6,3-6 |
| ITF Guam F1 | 2015/05/28 01:15 | Onoda, Ken v Kikuchi, Gengo | 4-6,6-7 |
| ITF Guam F1 | 2015/05/26 02:15 | Ushida, Atsushi v Kikuchi, Gengo | 0-6,4-6 |
| ITF Thailand F9 | 2015/04/29 04:15 | Tearney, Finn v Kikuchi, Gengo | 6-4,7-6 |
| ITF Thailand F9 | 2015/04/27 03:00 | Kikuchi, Gengo v Nam, Ji Sung | 6-4,6-7,6-3 |