Women's shoes size guide

USA UK EU JAPAN
4 2 34.5 21
4.5 2.5 35 21.5
5 3 35.5 22
5.5 3.5 36 22.5
6 4 37 23
6.5 4.5 37.5 23.5
7 5 38 24
7.5 5.5 39 24.5
8 6 39.5 25
8.5 6.5 40 25.5
9 7 41 26
9.5 7.5 41.5 26.5
10 8 42 27
10.5 8.5 43 27.5
11 9 43.5 28
11.5 9.5 44 28.5
12 10 44.5 29
13 11 46 30