| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2016 | 9/12 | 0/2 | 9/10 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 7/10 | 1/3 | 6/7 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2014 | 1/1 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 0/2 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 17/25 | 1/6 | 16/19 | 0/0 | 0/0 | 0/0 | 0/0 |
| perc. % | 40.48 % | 14.29 % | 45.71 % | 0 % | 0 % | 0 % | 0 % |
Nami Otsuka / scheduled / last
| no matches found |
Nami Otsuka form
Nami Otsuka / last 50 matches
| 20.06.16 | q 1 | Lauren Herring | Nami Otsuka | 6-4, 7-5 |  | match details |  Baton Rouge | Hard |
| 13.06.16 | q 1 | Keri Wong | Nami Otsuka | 6-3, 6-3 | | match details | Sumter | Hard |
| 09.06.16 | 2nd round | Ashley Kratzer | Nami Otsuka | 6-1, 6-4 | | match details | Bethany Beach | Clay |
| 08.06.16 | 1st round | Nami Otsuka | Katharine Fahey | 3-6, 7-61, 6-0 |  | match details | ||
| 06.06.16 | q 1 | Nami Otsuka | Hediye Karabay Karabay | 6-1, 6-2 | | match details | ||
| 06.06.16 | q 2 | Nami Otsuka | Kayla Gammie | 6-3, 6-3 | | match details | ||
| 06.06.16 | qual. | Nami Otsuka | Jessica Livianu | 6-3, 6-1 | | match details | ||
| 30.05.16 | q 1 | Charlotte Petrick | Nami Otsuka | 6-3, 1-6, 7-63 | | match details | Buffalo | Clay |
| 09.05.16 | q 1 | Salma Ewing | Nami Otsuka | 6-4, 4-6, 6-4 | | match details | Naples | Clay |
| 11.04.16 | q 2 | Petra Rampre | Nami Otsuka | 7-5, 5-7, 6-1 | | match details | Pelham | Clay |
| 11.04.16 | q 1 | Nami Otsuka | Gabriela Tenorio | 6-0, 6-1 | | match details | ||
| 04.04.16 | q 1 | Caitlin Whoriskey | Nami Otsuka | 6-1, 6-2 | | match details | Jackson | Clay |
| 21.03.16 | q 1 | Sophie Chang | Nami Otsuka | 6-3, 6-0 | | match details | Naples | Clay |
| 14.03.16 | q 2 | Sofia Munera Sanchez | Nami Otsuka | 0-6, 7-63, 6-3 | | match details | Orlando | Clay |
| 14.03.16 | q 1 | Nami Otsuka | Andreea Peteu | 6-0, 6-2 | | match details | ||
| 09.03.16 | 1st round | Stephanie Nemtsova | Nami Otsuka | 6-76, 7-63, 6-0 | | match details | Weston | Clay |
| 07.03.16 | qual. | Nami Otsuka | Chiara Lommer | 6-2, 6-1 | | match details | ||
| 07.03.16 | q 1 | Nami Otsuka | Nicole Conard | 7-61, 6-3 | | match details | ||
| 07.03.16 | q 2 | Nami Otsuka | Rebecca Weissmann | 2-6, 6-4, 6-3 | | match details | ||
| 25.01.16 | q 1 | Dea Herdzelas | Nami Otsuka | 6-0, 7-5 | | match details | Sunrise | Clay |
| 11.01.16 | q 1 | Marketa Vondrousova | Nami Otsuka | 7-5, 6-4 | | match details | Daytona Beach | Clay |
| 19.10.15 | q 2 | Sophia Kovalets | Nami Otsuka | 6-3, 6-4 | | match details | Florence | Hard |
| 19.10.15 | q 1 | Nami Otsuka | Shannon Cox | 3-6, 6-0, 6-2 | | match details | ||
| 28.09.15 | q 2 | Meible Chi | Nami Otsuka | 0-6, 7-65, 7-5 | | match details | Charleston | Clay |
| 28.09.15 | q 1 | Nami Otsuka | Katherine White (GBR) | 6-3, 6-2 | | match details | ||
| 27.07.15 | q 1 | Zoe Hives | Nami Otsuka | 6-0, 6-1 | | match details | Lexington | Hard |
| 20.07.15 | q 2 | Emiliana Arango | Nami Otsuka | 6-3, 6-4 | | match details | Evansville | Hard |
| 08.06.15 | q 1 | Nami Otsuka | Kelly Mckinley | 6-0, 6-0 | | match details | Charlotte | Clay |
| 08.06.15 | q 2 | Nami Otsuka | Flavia Guimaraes Bueno | 6-3, 6-4 | | match details | ||
| 08.06.15 | qual. | Amanda Rodgers | Nami Otsuka | 7-63, 6-2 | | match details | ||
| 01.06.15 | qual. | Ellen Perez | Nami Otsuka | 6-2, 7-5 | | match details | Bethany Beach | Clay |
| 01.06.15 | q 1 | Nami Otsuka | Alexis Jones | 6-0, 6-0 | | match details | ||
| 01.06.15 | q 2 | Nami Otsuka | Aurora Davis | 6-3, 6-1 | | match details | ||
| 11.05.15 | q 1 | Malika Rose | Nami Otsuka | 4-6, 6-3, 6-2 | | match details | Raleigh | Clay |
| 13.04.15 | q 1 | Sonja Molnar | Nami Otsuka | 6-3, 6-3 | | match details | Pelham | Clay |
| 06.04.15 | q 1 | Nami Otsuka | Iesha Holton | 6-0, 6-1 | | match details | Jackson | Clay |
| 06.04.15 | q 2 | Elizabeth Profit | Nami Otsuka | 6-4, 6-0 | | match details | ||
| 09.03.15 | q 1 | Angelina Gabueva | Nami Otsuka | 6-0, 6-4 | | match details | Gainesville | Clay |
| 23.06.14 | q 2 | Brooke Broda | Nami Otsuka | 6-2, 6-72, 6-0 | | match details | Charlotte | Clay |
| 23.06.14 | q 1 | Nami Otsuka | Keisha R. Clousing | 6-1, 7-5 | | match details | ||
| 21.10.13 | q 1 | Andie K. Daniell | Nami Otsuka | 7-62, 6-0 | | match details | Florence | Hard |
| 30.09.13 | q 1 | Vaszilisza Bulgakova | Nami Otsuka | 6-0, 6-0 | | match details | Hilton Head | Clay |
