Stadium: Court 9 Round: 62
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/24 00:30 | Terami, Karin v Yukina Saigo | 6-1,0-6,6-4 |
| Nishi-Tama, Singles W-WITF-JPN-01A | 2018/03/20 05:00 | Sarah Rebecca Sekulic v Yukina Saigo | 6-0,6-0 |
| Nishi-Tama, Singles W-WITF-JPN-01A | 2018/03/19 01:00 | Yukina Saigo v Hasegawa, Mami | 3-6,4-6 |
| Nishi-Tama, Singles W-WITF-JPN-01A | 2018/03/17 01:00 | Yukina Saigo v Shuto, Minami | 6-3,6-1 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/27 09:55 | Yukina Saigo v Cabeza-Candela, Estrella | 0-6,1-6 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/25 08:30 | Yukina Saigo v Medvedeva, Daniella | 6-4,4-6,6-2 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/23 09:40 | Perper, Alexandra v Yukina Saigo | 6-3,6-1 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/20 12:45 | Yukina Saigo v Lairon Navarro, Gemma | 6-1,4-6,6-3 |
| ITF Women Kashiwa | 2018/04/04 01:00 | Chihiro Muramatsu v Silich, Alina | 4-6,6-1,6-4 |
| ITF Women Kashiwa Qual | 2018/04/02 01:00 | Haruka Kaji v Silich, Alina | 2-6,5-7 |
| ITF Women Kashiwa Qual | 2018/04/01 04:30 | Silich, Alina v Cheong, Naomi | 6-2,4-6,6-2 |
| Kofu, Singles W-WITF-JPN-02A | 2018/03/28 01:00 | Silich, Alina v Hibi, Mayo | 3-6,3-6 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/26 01:00 | Erika Sema v Silich, Alina | 5-7,6-3,6-7 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/25 02:30 | Okuno, Ayaka v Silich, Alina | 1-6,1-6 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/24 04:00 | Inoue, Akari v Silich, Alina | 0-6,2-6 |
| Altenkirchen, Qualifications Simples W-WITF-GER-02A | 2018/02/17 09:30 | Silich, Alina v Heise, Priscilla | 3-6,4-6 |