Estadio: Court 4 Round: 54 Ground: Hardcourt indoor
| ITF M15 Aktobe | 2023/02/28 07:30 | Issei Okamura v Max Batyutenko | 6-7,6-4,7-10 |
| ITF M15 Aktobe | 2023/02/27 10:55 | Issei Okamura v Alexander Orlov | 6-2,7-6 |
| ITF M25 Burnie | 2023/02/07 23:00 | Adam Walton v Issei Okamura | 6-3,6-4 |
| ITF M25 Burnie | 2023/02/06 00:00 | Issei Okamura v Stefan Vujic | 7-6,7-6 |
| ITF M25 Burnie | 2023/02/05 01:00 | Issei Okamura v Mason Naumovski | 6-1,6-3 |
| Challenger de Burnie | 2023/01/29 23:00 | Yusuke Takahashi v Issei Okamura | 6-4,6-2 |
| Challenger de Burnie | 2023/01/29 01:35 | Liam Puttergill v Issei Okamura | 1-6,3-6 |
| ITF M15 Jakarta - Clasificación | 2023/01/23 03:55 | Bang Shuo Yin v Issei Okamura | 7-6,5-7,10-5 |
| ITF M15 Aktobe | 2023/02/27 10:10 | Mykhailo Mossur v Aleksandr Lobanov | 4-6,4-6 |
| ITF M15 Ust-Kamenogorsk | 2022/08/04 04:00 | Konstantin Kravchuk v Mykhailo Mossur | 6-4,6-0 |
| ITF M15 Ust-Kamenogorsk | 2022/08/02 04:00 | Adil Karakayev v Mykhailo Mossur | 1-6,3-6 |
| ITF M25 Nur-Sultán | 2022/07/13 05:40 | Mykhailo Mossur v Sergey Fomin | 4-6,4-6 |
| ITF M25 Nur-Sultán | 2022/07/12 08:10 | Mykhailo Mossur v Rakhimbek Ibrakhimov | 6-4,1-6,10-6 |
| ITF M25 Nur-Sultán | 2022/07/11 11:10 | Mykhailo Mossur v Andrey Nelich | 6-1,6-0 |
| Challenger de Shymkent | 2022/05/15 04:00 | Mykhailo Mossur v Petros Tsitsipas | 2-6,4-6 |
| ITF M15 Shymkent | 2022/04/25 05:30 | Mykhailo Mossur v Daniel Ibragimov | 6-1,1-6,5-10 |