Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF Women Tokyo | 2017/06/08 01:00 | Tanaka, Yuuki v Imanishi, Miharu | 2-6,6-4,6-7 |
| Jodhpur, Singles Qualifying W-ITF-IND-01A | 2019/01/29 04:30 | Tanaka, Yuuki v Soha Sadiq | 6-1,6-2 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/10/01 12:00 | Gabriela Ce v Tanaka, Yuuki | 6-0,6-1 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/30 14:35 | Tanaka, Yuuki v Tayisiya Morderger | 6-2,6-4 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/23 16:00 | Elena Malygina v Tanaka, Yuuki | 6-1,6-4 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/18 12:00 | Chieh-Yu Hsu v Tanaka, Yuuki | 6-3,6-2 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/17 13:25 | Carolina Alves v Tanaka, Yuuki | 6-2,6-2 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/09/16 16:50 | Compson, Chloe v Tanaka, Yuuki | 0-6,0-6 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/23 03:50 | Mana Ayukawa v Tanaka, Yuuki | 6-1,6-3 |
| ITF W25 Kazan | 2019/01/23 07:00 | Koval, Vlada v Imanishi, Miharu | 6-2,6-3 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/01/07 03:30 | Moore, Tara v Imanishi, Miharu | 6-3,6-3 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/01/03 07:35 | Minokoshi, Mai v Imanishi, Miharu | 1-6,6-4,6-4 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/01/01 04:00 | Inoue, Miyabi v Imanishi, Miharu | 4-6,7-5,9-11 |
| Hong Kong, Simples W-ITF-HKG-01B | 2018/12/31 04:00 | AL Nabhani, Fatma v Imanishi, Miharu | 3-6,1-6 |
| Open d'Australie Asie-Pacifique Wildcard Playoff | 2018/11/29 02:00 | Peng, Shuai v Imanishi, Miharu | 6-0,7-5 |
| ITF Women Norman | 2018/11/16 16:30 | Katie Volynets v Imanishi, Miharu | 6-3,7-6 |
| ITF Women Norman | 2018/11/15 16:40 | Montez, Pamela v Imanishi, Miharu | 2-6,4-6 |