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Heel-to-toe (IN) UK EU Japan (CM) US Men US Women
7.48 C13 31 19.0 1 N/A
7.68 C13.5 32 19.5 1.5 W3
7.87 1 32.5 20.0 2 W3.5
8.07 1.5 33 20.5 2.5 W4
8.27 2 34 21.0 3 W4.5
8.46 2.5 34.5 21.5 3.5 W5
8.66 3 35 22.0 4 W5.5
8.86 3.5 36 22.5 4.5 W6
9.06 4 36.5 23.0 5 W6.5
9.25 4.5 37 23.5 5.5 W7
9.45 5 38 24.0 6 W7.5
9.65 5.5 38.5 24.5 6.5 W8
9.84 6 39 25.0 7 W8.5
10.04 6.5 40 25.5 7.5 W9
10.24 7 40.5 26.0 8 W9.5
10.43 7.5 41 26.5 8.5 W10
10.63 8 42 27.0 9 W10.5
10.83 8.5 42.5 27.5 9.5 W11
11.02 9 43 28.0 10 W11.5
11.22 9.5 44 28.5 10.5 W12
11.42 10 44.5 29.0 11 W12.5
11.61 10.5 45 29.5 11.5 W13
11.81 11 46 30.0 12 N/A
12.01 11.5 46.5 30.5 12.5 N/A
12.20 12 47 31.0 13 N/A
12.40 12.5 48 31.5 13.5 N/A
12.60 13 48.5 32.0 14 N/A
12.80 13.5 N/A 32.5 14.5 N/A
12.99 14 50 33.0 15 N/A
13.19 14.5 N/A 33.5 15.5 N/A
13.39 15 51 34.0 16.0 N/A
13.58 15.5 N/A 34.5 16.5 N/A
13.78 16 52.5 35.0 17.0 N/A
Heel-to-toe (CM) UK EU Japan (CM) US Men US Women
19.0 C13 31 19.0 1 N/A
19.5 C13.5 32 19.5 1.5 W3
20.0 1 32.5 20.0 2 W3.5
20.5 1.5 33 20.5 2.5 W4
21.0 2 34 21.0 3 W4.5
21.5 2.5 34.5 21.5 3.5 W5
22.0 3 35 22.0 4 W5.5
22.5 3.5 36 22.5 4.5 W6
23.0 4 36.5 23.0 5 W6.5
23.5 4.5 37 23.5 5.5 W7
24.0 5 38 24.0 6 W7.5
24.5 5.5 38.5 24.5 6.5 W8
25.0 6 39 25.0 7 W8.5
25.5 6.5 40 25.5 7.5 W9
26.0 7 40.5 26.0 8 W9.5
26.5 7.5 41 26.5 8.5 W10
27.0 8 42 27.0 9 W10.5
27.5 8.5 42.5 27.5 9.5 W11
28.0 9 43 28.0 10 W11.5
28.5 9.5 44 28.5 10.5 W12
29.0 10 44.5 29.0 11 W12.5
29.5 10.5 45 29.5 11.5 W13
30.0 11 46 30.0 12 N/A
30.5 11.5 46.5 30.5 12.5 N/A
31.0 12 47 31.0 13 N/A
31.5 12.5 48 31.5 13.5 N/A
32.0 13 48.5 32.0 14 N/A
32.5 13.5 N/A 32.5 14.5 N/A
33.0 14 50 33.0 15 N/A
33.5 14.5 N/A 33.5 15.5 N/A
34.0 15 51 34.0 16.0 N/A
34.5 15.5 N/A 34.5 16.5 N/A
35.0 16 52.5 35.0 17.0 N/A

Source: Mizuno size chart.