| Australian Open - Dames | 01/19 00:00 | 25 | [4] Naomi Osaka v Su-Wei Hsieh [27] | 5-7,6-4,6-1 | |
| Australian Open - Dames | 01/17 04:15 | 24 | [4] Naomi Osaka v Tamara Zidansek [78] | 6-2,6-4 | |
| Australian Open - Dames | 01/15 10:30 | 23 | [4] Naomi Osaka v Magda Linette [80] | 6-4,6-2 | |
| WTA - Sydney | 01/07 01:00 | - | Timea Bacsinszky v Naomi Osaka | Cancelled | |
| WTA - Brisbane | 01/05 03:00 | 28 | [27] Lesia Tsurenko v Naomi Osaka [5] | 6-2,6-4 | |
| WTA - Brisbane | 01/03 05:30 | 27 | [11] Anastasija Sevastova v Naomi Osaka [5] | 6-3,0-6,4-6 | |
| WTA - Brisbane | 01/01 09:00 | 26 | [251] Destanee Aiava v Naomi Osaka [5] | 3-6,2-6 | |
| WTA Finals | 10/26 08:00 | 1 | [4] Naomi Osaka v Kiki Bertens [9] | Retired | |
| WTA Finals | 10/24 11:30 | 2 | [2] Angelique Kerber v Naomi Osaka [4] | 6-4,5-7,6-4 | |
| WTA Finals | 10/22 11:30 | 1 | [4] Naomi Osaka v Sloane Stephens [6] | 5-7,6-4,1-6 | |
| WTA - Peking | 10/06 06:30 | 28 | [20] Anastasija Sevastova v Naomi Osaka [6] | 6-4,6-4 | |
| WTA - Peking | 10/05 04:30 | 27 | [45] Shuai Zhang v Naomi Osaka [6] | 6-3,4-6,5-7 | |
| WTA - Peking | 10/04 04:30 | 26 | [10] Julia Goerges v Naomi Osaka [6] | 1-6,2-6 | |
| WTA - Peking | 10/02 08:00 | 25 | [37] Danielle Collins v Naomi Osaka [6] | 1-6,0-6 | |
| WTA - Peking | 10/01 10:30 | 24 | [91] Zarina Diyas v Naomi Osaka [6] | 4-6,3-6 | |
| WTA - Peking | 09/29 02:00 | 24 | Madison Keys v Naomi Osaka | Cancelled | |
| WTA - Tokio | 09/23 02:00 | 29 | [7] Naomi Osaka v Karolina Pliskova [8] | 4-6,4-6 | |
| WTA - Tokio | 09/22 04:50 | 28 | [37] Camila Giorgi v Naomi Osaka [7] | 2-6,3-6 | |
| WTA - Tokio | 09/21 07:25 | 27 | [7] Naomi Osaka v Barbora Strycova [25] | 6-3,6-4 | |
| WTA - Tokio | 09/19 08:30 | 26 | [7] Naomi Osaka v Dominika Cibulkova [30] | 6-2,6-1 | |
| US Open - Dames | 09/08 20:00 | 29 | [26] Serena Williams v Naomi Osaka [19] | 2-6,4-6 | |
| US Open - Dames | 09/07 00:35 | 28 | [14] Madison Keys v Naomi Osaka [19] | 2-6,4-6 | |
| US Open - Dames | 09/05 16:00 | 27 | [19] Naomi Osaka v Lesia Tsurenko [36] | 6-1,6-1 | |
| US Open - Dames | 09/03 17:40 | 26 | [20] Aryna Sabalenka v Naomi Osaka [19] | 3-6,6-2,4-6 | |
| US Open - Dames | 09/01 19:40 | 25 | [19] Naomi Osaka v Aliaksandra Sasnovich [33] | 6-0,6-0 | |
| US Open - Dames | 08/30 15:00 | 24 | [19] Naomi Osaka v Julia Glushko [162] | 6-2,6-0 | |
| US Open - Dames | 08/28 15:00 | 23 | [19] Naomi Osaka v Laura Siegemund [146] | 6-3,6-2 | |
| WTA - Cincinnati | 08/14 15:00 | 24 | [19] Naomi Osaka v Maria Sakkari [31] | 3-6,6-7 | |
| WTA - Cincinnati | 08/13 15:00 | 24 | Naomi Osaka v Ekaterina Makarova | Cancelled | |
| WTA - Montreal | 08/07 16:30 | 24 | [17] Naomi Osaka v Carla Suarez Navarro [27] | 6-7,2-6 |
Wikipedia - Naomi Osaka
Naomi Osaka (Japans: 大坂 なおみ, Ōsaka Naomi) (Osaka, 16 oktober 1997) is een Japans tennisspeelster. Osaka speelt rechtshandig en heeft een tweehandige backhand. Haar favoriete ondergrond is hardcourt.