Stadium: Clay 2 Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F38 | 2018/12/02 10:00 | Edris Fetisleam v Ronald Slobodchikov | 2-6,5-7 |
| ITF Turkey F38 | 2018/12/02 06:00 | Geronimo E Busleiman v Ronald Slobodchikov | 2-6,1-6 |
| ITF Turkey F38 | 2018/12/01 07:25 | Maciej Rajski v Ronald Slobodchikov | 6-7,1-6 |
| ITF Turkey F38 | 2018/11/30 09:10 | Andrey Uvarov v Ronald Slobodchikov | 4-6,1-6 |
| ITF Turkey F38 | 2018/11/28 07:00 | Corrado Summaria v Ronald Slobodchikov | 5-7,7-6,4-6 |
| ITF Italy F33 | 2018/10/22 15:00 | Carlos Sanchez Jover v Ronald Slobodchikov | 3-6,6-2,6-1 |
| ITF Italy F32 | 2018/10/19 13:50 | Ronald Slobodchikov v Andrea Basso | 7-5,4-6,2-6 |
| ITF Italy F32 | 2018/10/15 14:55 | Riccardo Balzerani v Ronald Slobodchikov | 6-1,4-6,4-6 |
| Challenger Lima | 2018/10/22 17:55 | Guilherme Clezar v Kento Tagashira | 6-0,6-0 |
| Challenger Banja Luka | 2018/09/11 08:00 | Kento Tagashira v Cristian Garin | 0-6,1-6 |
| ITF Ecuador F2 Qual | 2018/07/29 18:00 | Kento Tagashira v Juan R Bisono | 0-6,2-6 |
| ITF Ecuador F1 | 2018/07/24 20:35 | Kento Tagashira v Emilio Gomez | 1-6,1-6 |
| ITF China F11 Qual | 2018/07/14 01:00 | Owen Lu v Kento Tagashira | 6-3,6-2 |
| ITF Guam F1 | 2018/06/17 01:00 | Jeremy Sonkin v Kento Tagashira | 6-1,6-1 |
| ITF Japan F8 | 2018/06/09 01:00 | Takuya Kumasaka v Kento Tagashira | 7-6,6-0 |
| ITF China F8 | 2018/06/05 03:40 | Wishaya Trongcharoenchaikul v Kento Tagashira | 6-1,6-2 |