Results
| ITF W35 Hamamatsu | 11/04 01:00 | - | Kisa Yoshioka v Dayeon Back | 3-6,6-4,7-5 | |
| ITF W35 Makinohara | 11/02 02:00 | - |
[276] Sara Saito
v
Dayeon Back [318] |
6-1,6-2 | |
| ITF W35 Makinohara | 11/01 01:00 | - |
[318] Dayeon Back v
Ayano Shimizu
[354] 
|
7-6,1-6,7-6 | |
| ITF W35 Makinohara | 10/31 00:30 | - |
[318] Dayeon Back v
Eunhye Lee
[303] 
|
6-3,6-4 | |
| ITF W35 Makinohara | 10/30 00:30 | - |
Dayeon Back v
Rinko Matsuda
|
6-3,6-1 | |
| ITF W35 Makinohara | 10/28 00:30 | - | Dayeon Back v Meng Yi Chen | 6-2,6-0 | |
| ITF W35 Kunshan | 10/11 02:00 | - | [321] Dayeon Back v Klara Cakol [236] | 6-3,5-7,3-6 | |
| ITF W35 Kunshan | 10/10 02:00 | - |
[321] Dayeon Back v
Ekaterina Reyngold
[338] 
|
6-2,6-3 | |
| ITF W35 Kunshan | 10/09 03:30 | - |
[321] Dayeon Back v
Eunhye Lee
[299]
|
7-5,6-1 | |
| ITF W35 Kunshan | 10/08 03:30 | - | Dayeon Back v Maria Kalyakina | 6-2,6-3 | |
| ITF W100 Incheon | 09/23 03:30 | - |
[302] Dayeon Back v
Momoko Kobori
[384] 
|
0-6,6-3,3-6 | |
| WTA Seoul | 09/17 09:40 | 25 |
[25] Beatriz Haddad Maia
v
Dayeon Back [306] |
6-4,6-3 |
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