Stadium: Court 3 Round: 45 Ground: Clay
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/14 04:30 | Ayumi Koshiishi v Mayuka Aikawa | 6-3,6-2 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/14 00:00 | Haraguchi, Sae v Mayuka Aikawa | 1-6,6-3,5-7 |
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2018/10/07 03:00 | Miyamoto, Ayumi v Mayuka Aikawa | 6-4,6-0 |
| ITF Women Kyoto | 2018/09/05 03:30 | Anri Nagata v Mayuka Aikawa | 6-3,6-4 |
| ITF Women Kyoto | 2018/09/02 03:00 | Miyu Nakashima v Mayuka Aikawa | 4-6,4-6 |
| ITF Women Nanao | 2018/08/27 04:45 | Mayuka Aikawa v So, Kumi | 2-6,4-6 |
| ITF Women Nanao | 2018/08/26 04:15 | Ivana Popovic v Mayuka Aikawa | 4-6,4-6 |
| ITF Women Nanao | 2018/08/26 01:00 | Mayuka Aikawa v Shimizu, Chinatsu | 6-3,6-3 |
| ITF - W15 Antalya | 2019/01/16 09:00 | Julia Stamatova v Ayano Sonoda | 6-2,6-1 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/14 02:00 | Ayano Sonoda v Ena Shibahara | 1-6,0-6 |
| ITF Women Kyoto | 2018/09/02 01:00 | Ayano Sonoda v Anri Nagata | 1-6,1-6 |
| ITF Women Nanao | 2018/08/26 03:25 | Takahata, Kotomi v Ayano Sonoda | 6-4,6-0 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/06/04 07:30 | Ayano Sonoda v Marie Mettraux | 1-6,1-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/05/30 09:10 | Ayano Sonoda v Melis Sezer | 0-6,2-6 |
| Antalya, Qualifications Simples W-WITF-TUR-46A | 2018/05/28 11:10 | Ayano Sonoda v Stephanie Belovukovic | 7-6,1-6,5-7 |
| ITF Women Kurume Qual | 2018/05/13 08:40 | Kawasaki, Mitsumi v Ayano Sonoda | 6-1,6-1 |