Stadium: Court 4 Round: 27 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/02/16 08:00 | Ryota Tanuma v Lilian Marmousez | 4-6,2-6 |
| ITF M15 Monastir | 2021/09/23 08:00 | Lilian Marmousez v Takashi Saito | 6-1,6-3 |
| ITF M15 Monastir | 2021/09/22 08:00 | Lilian Marmousez v Daniil Glinka | 7-6,6-2 |
| ITF M15 Monastir | 2021/09/16 11:15 | Lilian Marmousez v Axel Garcian | 5-7,1-6 |
| ITF M15 Monastir | 2021/09/15 09:40 | Lilian Marmousez v Taisei Ichikawa | 4-6,6-4,6-1 |
| ITF M25 Montauban | 2021/06/23 10:05 | Antoine Escoffier v Lilian Marmousez | 7-6,7-5 |
| ITF M25 Grasse | 2021/06/15 08:00 | Lilian Marmousez v Bogdan Bobrov | 7-5,6-2 |
| ITF M15 Helsinki | 2021/06/06 06:00 | Lilian Marmousez v Kyrian Jacquet | 1-6,2-6 |
| ITF M15 Helsinki | 2021/06/05 07:00 | Lucas Catarina v Lilian Marmousez | 3-6,3-6 |
| ITF M15 Monastir | 2021/09/23 13:00 | Axel Garcian v Ryota Tanuma | 3-6,0-6 |
| ITF M15 Monastir | 2021/09/22 08:00 | Guy Den Ouden v Ryota Tanuma | 6-7,2-6 |
| ITF M15 Monastir | 2021/09/18 08:30 | Gabriel Decamps v Ryota Tanuma | 7-6,6-3 |
| ITF M15 Monastir | 2021/09/17 07:55 | Axel Garcian v Ryota Tanuma | 1-6,4-6 |
| ITF M15 Monastir | 2021/09/15 08:00 | Ajay Pruthvi Nemakal v Ryota Tanuma | 1-6,1-6 |
| ITF M15 Cairo | 2021/09/09 08:00 | Biagio Gramaticopolo v Ryota Tanuma | 6-3,7-6 |
| ITF M15 Cairo | 2021/09/08 09:45 | Vladislav Ivanov v Ryota Tanuma | 3-6,3-6 |
| ITF M15 Cairo | 2021/09/05 12:00 | Alessandro Ragazzi v Ryota Tanuma | 7-6,6-2 |