We are launching the tokidoki X EDWIN Limited Edition Keychain with Weekend Weekly Magazine in Hong Kong. It is only available on Weekend Weekly Magazine August 6, 2012 issue, so look out for it!  
How to measure
Bust
Measure under your arms at the fullest part of your chest.
Chest
Lift your arms and measure around the highest part of your chest and shoulder blades
Natural Waist
Measure around the narrowest part of your waistline, directly under your bust.
Hips
With feet slightly apart, measure around the fullest part of your hips.

All measurements are listed in inches unless otherwise noted

Please note that these are general size guidelines and some styles may fit differently than others