Meaning and history
From Japanese 七 (nana) meaning “seven” and 海 (mi) meaning “sea,” or alternatively from duplicated 菜 (na) meaning “vegetables, greens” and 美 (mi) meaning “beautiful.” Other kanji combinations are also possible.
20062006: 18 births, rank #6,840
2007: 13 births, rank #9,007
2008: 14 births, rank #8,529
2009: 19 births, rank #6,811
2010: 11 births, rank #9,790
20112011: 11 births, rank #9,723
2012: 10 births, rank #10,429
2013: 14 births, rank #8,135
2014: 10 births, rank #10,129
2015: 8 births, rank #11,835
20162016: 6 births, rank #14,331
2017: 9 births, rank #10,689
2018: 8 births, rank #11,427
2019: 13 births, rank #8,138
2020: 7 births, rank #12,142
20212021: 12 births, rank #8,464
2022: 11 births, rank #9,056
2023: 15 births, rank #7,247
2024: 16 births, rank #6,932
20252025: 6 births, rank #13,208
In 2025, 6 babies were recorded with the name Nanami, ranking #13,208 among girls.