| 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 / year 2016 / surface: Clay
Nami Otsuka / year 2016 / surface: Clay
| 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 |