Stadium: Court 1 Round: 54
| ITF Women Osaka Qual | 2018/04/09 03:05 | Ya-Hsuan Lee v Yukina Saigo | 6-2,6-2 |
| ITF Women Osaka Qual | 2018/04/08 03:30 | Haruna Arakawa v Yukina Saigo | 5-7,3-6 |
| ITF Women Osaka Qual | 2018/04/08 01:00 | Yukina Saigo v Alina Silich | 7-6,6-4 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Karin Terami v Yukina Saigo | 6-1,0-6,6-4 |
| ITF Women Nishi-Tama | 2018/03/20 05:00 | Sarah Rebecca Sekulic v Yukina Saigo | 6-0,6-0 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | Yukina Saigo v Mami Hasegawa | 3-6,4-6 |
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Yukina Saigo v Minami Shuto | 6-3,6-1 |
| ITF Women Mallorca | 2018/02/27 09:55 | Yukina Saigo v Estrella Cabeza Candela | 0-6,1-6 |
| ITF Women Fukuoka Qual | 2017/05/07 04:50 | Olivia Tjandramulia v Nagisa Imamura | 6-4,3-6,7-6 |
| ITF Women Fukuoka Qual | 2017/05/07 01:00 | Nagisa Imamura v Mihoki Miyahara | 6-3,6-2 |