Stadium: Court 5 Round: 25 Ground: Clay
| Indian Wells, USA, Qualifying | 2018/03/06 20:30 | Brengle, Madison v Hogenkamp, Richel | 6-3,6-1 |
| Indian Wells, USA, Qualifying | 2018/03/05 19:00 | Abanda, Francoise v Hogenkamp, Richel | 3-6,3-6 |
| WTA - Indian Wells | 2018/02/28 20:00 | Hogenkamp, Richel v Kateryna Volodko | 3-6,0-6 |
| WTA - Indian Wells | 2018/02/27 19:45 | Alison Riske v Hogenkamp, Richel | 6-4,2-6,2-6 |
| Fed Cup, Groupe Mondial | 2018/02/11 18:00 | Venus Williams v Hogenkamp, Richel | 7-5,6-1 |
| Fed Cup, Groupe Mondial | 2018/02/10 19:40 | Vandeweghe, Coco v Hogenkamp, Richel | 4-6,7-6,6-3 |
| ITF Women Midland | 2018/01/30 18:00 | Hogenkamp, Richel v Carol Zhao | 0-6,1-6 |
| Open d'Australie - Femmes | 2018/01/16 00:00 | Arruabarrena, L. v Hogenkamp, Richel | 6-1,6-2 |
| ITF Women Santa Margherita Qual | 2018/03/19 15:55 | Honcova, Michaela v Naoko Eto | 6-1,6-1 |
| ITF Women Hong Kong | 2017/12/30 04:30 | Masuda Karrasch, Sheena Jade v Naoko Eto | 6-4,3-6,6-3 |
| WTA Mumbai Qual | 2017/11/18 08:25 | Hiroko Kuwata v Naoko Eto | 6-0,6-0 |
| ITF Women Stockholm | 2017/11/01 13:25 | Naoko Eto v Jacqueline Cabaj Awad | 0-6,1-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2017/10/11 13:00 | Zarycka, Anastatsia v Naoko Eto | 6-0,6-0 |
| ITF Women Santa Margherita Qual | 2017/10/02 13:00 | Naoko Eto v Claudia Giovine | 0-6,0-6 |
| ITF Women Mragowo | 2017/08/13 08:00 | Naoko Eto v Zduniak, Alicja | 6-7,2-6 |
| ITF Women Mragowo | 2017/08/08 12:20 | Naoko Eto v Ho, Jessica | 1-6,0-6 |