Total babies named Nanako (all years): 73
| Year | Girls (count / rank / %) |
|---|---|
| 2016 | 6 / #15655 / 0.000% |
| 2015 | 6 / #15844 / 0.000% |
| 2012 | 5 / #18741 / 0.000% |
| 2010 | 7 / #14516 / 0.000% |
| 2009 | 6 / #16655 / 0.000% |
| 2008 | 7 / #14935 / 0.000% |
| 2007 | 6 / #16977 / 0.000% |
| 2003 | 7 / #13414 / 0.000% |
| 2002 | 8 / #11866 / 0.000% |
| 1998 | 5 / #15833 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1997 | 5 / #15375 / 0.000% |
| 1995 | 5 / #15028 / 0.000% |