Stadium: Court 4 Round: 25
| WTA Zhengzhou Qual | 2018/04/14 04:15 | Olivia Tjandramulia v Mai Minokoshi | 1-6,7-5,0-6 |
| ITF Women Singapore | 2018/06/07 03:00 | Mai Minokoshi v Hiroko Kuwata | 1-6,1-6 |
| ITF Women Singapore | 2018/06/06 04:35 | Mai Minokoshi v Ramu Ueda | 7-6,6-4 |
| ITF Women Singapore | 2018/06/04 04:45 | Mai Minokoshi v Beatrice Gumulya | 6-4,6-2 |
| ITF Women Baotou | 2018/05/25 03:55 | Mai Minokoshi v Shuyue Ma | 3-6,6-2,4-6 |
| ITF Women Baotou | 2018/05/24 05:10 | Mai Minokoshi v Meiqi Guo | 6-4,6-2 |
| ITF Women Baotou | 2018/05/23 08:30 | Mai Minokoshi v Meiling Wang | 4-6,6-3,6-3 |
| ITF Women Wuhan | 2018/05/15 06:50 | Ao Gai v Mai Minokoshi | 6-4,7-6 |
| ITF Women Luan | 2018/05/11 07:30 | Lin Zhu v Mai Minokoshi | 5-7,6-4,6-4 |
| ITF Women Singapore | 2018/06/04 05:40 | Olivia Tjandramulia v Zoe Hives | 3-6,5-7 |
| ITF Women Baotou | 2018/05/23 03:30 | Olivia Tjandramulia v Shilin Xu | 4-6,2-6 |
| ITF Women Kurume | 2018/05/17 01:00 | Tammi Patterson v Olivia Tjandramulia | 5-7,6-4,6-4 |
| ITF Women Kurume | 2018/05/15 02:40 | Olivia Tjandramulia v Risa Ushijima | 6-2,2-6,6-4 |
| ITF Women Fukuoka | 2018/05/10 01:00 | Olivia Tjandramulia v Ksenia Lykina | 4-6,1-6 |
| ITF Women Fukuoka | 2018/05/09 05:45 | Olivia Tjandramulia v Miyabi Inoue | 7-6,6-4 |
| ITF Women Fukuoka Qual | 2018/05/08 01:00 | Olivia Tjandramulia v Aiko Yoshitomi | 6-2,6-3 |
| ITF Women Fukuoka Qual | 2018/05/07 01:00 | Olivia Tjandramulia v Chinatsu Shimizu | 7-5,6-3 |