Japan is a place of many customs and traditions, and this extends to the shopping experience too. As in all Japanese situations, politeness is key so, if you’re unsure, err on the side of caution. However, it’s always best to be prepared and if you want to be a savvy global shopper read our seven top Japanese shopping secrets. Here, you’ll discover what time of year is best for snapping up a sales bargain, when you should tip and how to choose your clothing size.