 USA: US Open - Doubles - Main |
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| 1/32-finals | Minnen G./Van Uytvanck A. | Kichenok L./Ninomiya M. | 2:0 (6:3, 6:4) | details | 03.09.2021 |
| USA: Chicago - Doubles - Main |
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| Final | Kichenok N./Olaru R. | Kichenok L./Ninomiya M. | 2:1 (7:66, 5:7, 10:8) | details | 28.08.2021 |
| Semi-finals | Kichenok L./Ninomiya M. | Chan H-C./Chan L. | WO. | details | 26.08.2021 |
| Quarter-finals | Hozumi E./Rosolska A. | Kichenok L./Ninomiya M. | 0:2 (65:7, 3:6) | details | 25.08.2021 |
| 1/8-finals | Routliffe E./Sutjiadi A. | Kichenok L./Ninomiya M. | 1:2 (3:6, 6:4, 9:11) | details | 24.08.2021 |
| USA: Cincinnati - Doubles - Main |
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| 1/16-finals | Azarenka V./Pegula J. | Kichenok L./Ninomiya M. | 2:1 (6:2, 2:6, 10:6) | details | 16.08.2021 |
 Canada: Montreal - Doubles - Main |
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| 1/16-finals | Perez E./Peschke K. | Kichenok L./Ninomiya M. | 2:0 (6:2, 7:63) | details | 10.08.2021 |
 United Kingdom: Wimbledon - Doubles - Main |
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| 1/16-finals | Muhammad A./Pegula J. | Kichenok L./Ninomiya M. | 2:0 (6:4, 6:4) | details | 03.07.2021 |
| 1/32-finals | Kichenok L./Ninomiya M. | Linette M./Rosolska A. | 2:1 (6:4, 3:6, 9:7) | details | 02.07.2021 |
| United Kingdom: Eastbourne - Doubles - Main |
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| Semi-finals | Kichenok L./Ninomiya M. | Aoyama S./Shibahara E. | 0:2 (5:7, 1:6) | details | 25.06.2021 |
| Quarter-finals | Kichenok L./Ninomiya M. | Guarachi A./Krawczyk D. | 2:1 (0:6, 6:4, 10:7) | details | 24.06.2021 |
| 1/8-finals | Kichenok L./Ninomiya M. | Stosur S./Vandeweghe C. | 2:0 (6:0, 7:62) | details | 23.06.2021 |
| United Kingdom: Birmingham - Doubles - Main |
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| Semi-finals | Kichenok L./Ninomiya M. | Bouzkova M./Hradecka L. | 0:2 (5:7, 3:6) | details | 19.06.2021 |
| Quarter-finals | Lechemia E./Neel I. | Kichenok L./Ninomiya M. | 0:2 (1:6, 3:6) | details | 17.06.2021 |
| 1/8-finals | Kichenok L./Ninomiya M. | Dabrowski G./Zhang S. | 2:1 (6:4, 2:6, 10:7) | details | 15.06.2021 |
| United Kingdom: Nottingham - Doubles - Main |
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| Final | Kichenok L./Ninomiya M. | Dolehide C./Hunter S. | 2:1 (6:4, 63:7, 10:8) | details | 13.06.2021 |
| Semi-finals | Konta J./Vekic D. | Kichenok L./Ninomiya M. | WO. | details | 11.06.2021 |
| Quarter-finals | Kichenok L./Ninomiya M. | Grey S. B./Webley-Smith E. | 1:0 RET. (6:1, 1:0) | details | 10.06.2021 |
| 1/8-finals | Kichenok L./Ninomiya M. | McHale C./Vandeweghe C. | 2:0 (7:5, 7:61) | details | 09.06.2021 |
 Australia: Australian Open - Doubles - Main |
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| 1/32-finals | Kichenok L./Ninomiya M. | Pattinama Kerkhove L./Marozava L. | 0:2 (64:7, 2:6) | details | 17.01.2018 |
| 1/32-finals | Kichenok L./Ninomiya M. | McHale C./Rogers S. | CAN. | details | 17.01.2018 |
| Australia: Hobart - Doubles - Main |
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| Final | Mertens E./Schuurs D. | Kichenok L./Ninomiya M. | 2:0 (6:2, 6:2) | details | 13.01.2018 |
| Semi-finals | Kichenok L./Ninomiya M. | Bai A./Cabrera L. | 2:1 (3:6, 6:3, 10:4) | details | 12.01.2018 |
| Quarter-finals | Hibino N./Jurak Schreiber D. | Kichenok L./Ninomiya M. | 0:2 (1:6, 4:6) | details | 10.01.2018 |
| 1/8-finals | Christian K./Thombare P. | Kichenok L./Ninomiya M. | 0:2 (2:6, 5:7) | details | 08.01.2018 |
| Australia: Brisbane - Doubles - Main |
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| Quarter-finals | Klepac A./Martinez Sanchez M. J. | Kichenok L./Ninomiya M. | 2:1 (5:7, 7:5, 10:7) | details | 03.01.2018 |
| 1/8-finals | Kichenok L./Ninomiya M. | Cirstea S./Sevastova A. | 2:0 (6:1, 6:2) | details | 01.01.2018 |
| 1/8-finals | Kichenok L./Ninomiya M. | Muguruza G./Suarez Navarro C. | CAN. | details | 01.01.2018 |
