International conversions Nov 5, 2026 3 min read
Shoe Size Conversion: US to Japan (Mondopoint)
Japan uses centimeters (Mondopoint). US 9 men = JP 27 (27cm foot length). Half centimeters available. Easiest system to convert from any other.
The Chart
| US Men | JP Men (cm) | US Women | JP Women (cm) |
|---|---|---|---|
| 6 | 24 | 5 | 22 |
| 7 | 25 | 6 | 23 |
| 8 | 26 | 7 | 24 |
| 9 | 27 | 8 | 25 |
| 10 | 28 | 9 | 26 |
| 11 | 29 | 10 | 27 |
| 12 | 30 | 11 | 28 |
FAQs
How is Japanese sizing more precise?
Direct foot-length cm. No country-conversion math. Measure your foot in cm, that's your size. Japanese shoes labeled 26.5 are designed for a 26.5cm foot — no ambiguity.
Width in Japanese sizing?
Japan uses E, EE, EEE, EEEE for width (E narrow → EEEE wide). Most stock shoes are EE width. Wide-foot shoppers should look for 3E or 4E labels.
Need this on your store?
Tailor Size Guide ships pre-built size charts for Shopify.