Men's shoes size guide

USA UK EU JAPAN
4 3.5 36 22.5
4.5 4 37 23
5 4.5 37.5 23.5
5.5 5 38 24
6 5.5 39 24
6.5 6 39.5 24.5
7 6.5 40 25
7.5 7 41 25.5
8 7.5 41.5 26
8.5 8 42 26.5
9 8.5 43 27
9.5 9 43.5 27
10 9.5 44 27.5
10.5 10 44.5 28
11 10.5 45 28.5
11.5 11 45.5 29
12 11.5 46 29.5
12.5 12 47 30
13 12.5 47.5 30.5
13.5 13 48 31
14 13.5 49 31.5
14.5 14 49.5 32
15 14.5 50 32.5
16 15.5 51 33
17 16.5 52 34
18 17.5 53 35
19 18.5 54 36
20 19.5 55 38