| ITF W15 Hillcrest | 06/28 10:05 | 27 | Jahnie Van Zyl v Nagomi Higashitani | 3-6,3-6 | |
| ITF W15 Hillcrest | 06/27 08:45 | 26 | Nagomi Higashitani v Matilde Mariani | 6-0,6-2 | |
| ITF W15 Hillcrest | 06/26 13:20 | 25 | Morgan Jordaan v Nagomi Higashitani | 4-6,0-6 | |
| ITF W15 Hillcrest | 06/21 10:25 | 27 | Nagomi Higashitani v Lara Pfeifer | 3-6,2-6 | |
| ITF W15 Hillcrest | 06/20 07:00 | 26 | Nagomi Higashitani v Marilouise Van Zyl | 6-3,6-2 | |
| ITF W15 Hillcrest | 06/19 06:55 | 25 | Nagomi Higashitani v Jessica Marmorstein | 6-2,6-0 | |
| ITF W15 Tokyo | 06/11 01:00 | 54 | Nagomi Higashitani v Rio Tsuda | 4-6,6-2,3-10 | |
| ITF W15 Kawaguchi | 06/04 01:00 | 54 | Nagomi Higashitani v Remika Ohashi | 6-7,6-2,3-10 | |
| ITF W15 Kawaguchi | 06/03 00:30 | 54 | Nagomi Higashitani v Mua Shigeta | Walkover | |
| ITF W100 Tokyo | 05/28 02:00 | 54 | Nagomi Higashitani v Aely Arai | 2-6,2-6 | |
| ITF W100 Tokyo | 05/27 01:30 | 54 | Nagomi Higashitani v Rio Maeda | 6-1,6-4 | |
| ITF W15 Fukui | 05/23 02:30 | 26 | Mio Mushika v Nagomi Higashitani | 6-0,6-0 | |
| ITF W15 Fukui | 05/22 01:00 | 25 | Nagomi Higashitani v Yanni Liu | 6-4,6-4 | |
| ITF W15 Fukui | 05/21 01:00 | 54 | Nagomi Higashitani v Koharu Niimi | 3-6,6-3,10-6 | |
| ITF W15 Toyama | 05/16 01:35 | 26 | Shiho Akita v Nagomi Higashitani | 6-2,6-3 | |
| ITF W15 Toyama | 05/15 04:45 | 25 | Minori Ishida v Nagomi Higashitani | 6-7,2-6 | |
| ITF W35 Osaka | 04/07 02:00 | 62 | Natsuho Arakawa v Nagomi Higashitani | 5-7,4-6 | |
| ITF W35 Osaka | 04/07 01:00 | 62 | Eri Shimizu v Nagomi Higashitani | 6-3,6-4 | |
| ITF W15 Hinode | 03/17 02:00 | 62 | Moeka Miyata v Nagomi Higashitani | 6-4,3-6,10-6 | |
| ITF W35 Monastir | 01/21 12:00 | 44 | Amelia Waligora v Nagomi Higashitani | 6-0,6-1 | |
| ITF W15 Monastir | 01/11 10:00 | 26 | Nagi Hanatani v Nagomi Higashitani | Retired | |
| ITF W15 Monastir | 01/09 10:40 | 25 | Nagomi Higashitani v Alyssa Reguer | 1-6,6-3,6-1 | |
| ITF W15 Monastir | 01/04 10:25 | 26 | Nagomi Higashitani v Stefania Bojica | 3-6,5-7 | |
| ITF W15 Monastir | 01/03 08:30 | 25 | Nagomi Higashitani v Rinon Okuwaki | 6-1,4-6,6-3 | |
| ITF W15 Monastir | 01/02 09:40 | 62 | Nagomi Higashitani v Francesca Covi | 6-4,0-6,10-7 | |
| ITF W15 Monastir | 12/28 11:25 | 26 | Nagomi Higashitani v Chiraz Bechri | 4-6,5-7 | |
| ITF W15 Monastir | 12/27 16:45 | 25 | Nagomi Higashitani v Francesca Covi | 6-0,6-1 | |
| ITF W15 Monastir | 12/26 10:45 | 15 | Nagomi Higashitani v Pauline Payet | 6-4,2-6,10-2 | |
| ITF W25 Nairobi | 12/19 05:55 | 25 | Nagomi Higashitani v Emma Lene | 1-6,2-6 | |
| ITF W25 Nairobi | 12/12 07:25 | 25 | Nagomi Higashitani v Diletta Cherubini | 3-6,4-6 |