Ground: Hardcourt outdoor
| ITF Tunisia F5 | 2015/02/05 10:20 | Watanuki, Yusuke v Tepavac, Marko | 3-6,0-6 |
| ITF Tunisia F5 | 2015/02/03 08:30 | Watanuki, Yusuke v Licciardi, Pietro | 6-3,6-7,6-2 |
| ITF Tunisia F5 | 2015/01/30 10:30 | Watanuki, Yusuke v Pulgar-Garcia, Jaime | 2-6,4-6 |
| ITF Tunisia F5 | 2015/01/29 12:00 | Watanuki, Yusuke v Basso, Andrea | 7-6,6-3 |
| ITF Tunisia F5 | 2015/01/27 09:45 | Gianluca Mager v Watanuki, Yusuke | 6-7,2-6 |
| ITF Tunisia F2 | 2015/01/22 12:05 | Conkic, Petar v Watanuki, Yusuke | 6-3,0-6,6-4 |
| ITF Tunisia F2 | 2015/01/20 11:40 | Roncalli, Simone v Watanuki, Yusuke | 4-6,2-6 |
| ITF Turkey F36 | 2014/10/16 07:00 | Mclachlan, Ben v Watanuki, Yusuke | 6-4,6-2 |
| ITF Turkey F2 | 2015/01/17 07:00 | Jose Pereira v Sekiguchi, Shuichi | 6-3,7-5 |
| ITF Turkey F1 | 2015/01/11 09:00 | Sekiguchi, Shuichi v Hugo Nys | 6-7,6-4,6-3 |
| ITF Turkey F1 | 2015/01/10 08:00 | Alexey Vatutin v Sekiguchi, Shuichi | 4-6,6-2,5-7 |
| ITF Turkey F1 | 2015/01/09 08:00 | Jose Pereira v Sekiguchi, Shuichi | 4-6,6-3,3-6 |
| ITF Turkey F1 | 2015/01/08 08:00 | Uzhylovsky, Vladimir v Sekiguchi, Shuichi | 3-6,5-7 |
| ITF Thailand F10 | 2014/12/03 07:05 | Burapharitta, Phassawit v Sekiguchi, Shuichi | 6-3,6-4 |
| ITF Thailand F10 | 2014/12/01 03:00 | Congsup Congcar v Sekiguchi, Shuichi | 0-6,3-6 |
| ITF Thailand F10 | 2014/11/26 06:55 | Sekiguchi, Shuichi v Yasutaka Uchiyama | 6-4,5-7,2-6 |