Names distinctive to Japan

The list of names unique to Japan*

Female forenames

NameUniqueness Prevalence rank

Male forenames

NameUniqueness Prevalence rank

Surnames

NameUniqueness Prevalence rank
1. ユウキ 100% 1.
2. ユウコ 100% 2.
3. タカシ 100% 3.
4. トモコ 100% 4.
5. ユカ 100% 5.
6. ユウスケ 100% 6.
7. アキコ 100% 7.
8. ヨウコ 100% 8.
9. カオリ 100% 9.
10. ヒロシ 100% 10.
11. ケイコ 100% 11.
12. ユキ 100% 12.
13. メグミ 100% 13.
14. ミキ 100% 14.
15. ダイスケ 100% 15.
16. リョウ 100% 16.
17. ヒロキ 100% 17.
18. ミホ 100% 18.
19. サトシ 100% 19.
20. アヤカ 100% 20.
21. ハルカ 100% 21.
22. ヒロユキ 100% 22.
23. ヒロミ 100% 23.
24. ノリコ 100% 24.
25. タカヒロ 100% 25.

Distinctive names in
the related** countries

CountrySimilarity
United Arab Emirates (the) 4%
Qatar 3%
Bahrain 3%
Oman 2%
Kenya 2%
Kuwait 2%

*The rank of the unique name is the geometric average of the name uniqueness and the name prevalence in the respective country. Name uniqueness is measured only by the exact grapheme form (not taking into account transliterational equivalents or phonetic similarities).

** Country similarity is the correlation of the relative frequency of the names shared by two countries (as measured by cosine similarity).