EU to JP Ring Size (Comfort Fit)

1 EU value = -13.775578 JP value · profile-dependent conversion · context: size system and fit profile

Direct Answer

1 EU value equals -13.775578 JP value

This result depends on the selected profile context: size system and fit profile.

For 4 EU value, this profile returns -12.649481 JP value.

Converter Calculator

1 EU value =
-13.775578 JP value

Explanation

EU converts to JP by normalizing to ring diameter in millimeters, then remapping to the target system. Fit profile fixed: Comfort Fit.

EU value to JP value is profile-bound here: the selected size system and fit profile controls the mapping used by calculator and reference table.

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Keep the same profile in both directions to avoid mixing lookup systems that use different size mappings.

Method & Reference (Verified)

  • Method basis: profile-bound mapping; constants depend on the selected profile encoded in the route.
  • Profile reference: size system and fit profile.
  • Consistency rule: keep the same profile in mirror direction to avoid mixing incompatible mappings.

Common Conversion Values

EU valueJP value
4 -12.649481
5 -12.274116
6 -11.89875
7 -11.523384
8 -11.148019
9 -10.772653
10 -10.397288
11 -10.021922
12 -9.646557
13 -9.271191