easyRates: Japan Post

The reviews are overwhelmingly positive, with most users praising the app for making Japan Post shipping rate setup easy, accurate, and time-saving. Many merchants say it solves a critical need for cross-border ecommerce, especially for stores shipping from Japan internationally, and several note that the app works reliably over long periods. A major strength repeatedly mentioned is customer support: reviewers describe the team as responsive, polite, knowledgeable, and willing to investigate issues, provide clear explanations, and implement fixes quickly. Some users even changed their ratings upward after support resolved their concerns, which suggests strong post-installation service and a trustworthy development team. The main negatives are around missing features, edge-case limitations, and occasional support or maintenance concerns. A few reviewers mention that not all Japan Post shipping methods are supported, that certain country or box-size restrictions are not handled well, and that multi-currency rounding or Shopify integration can be problematic in specific setups. Some also wanted more customization, such as better control over which countries can receive certain shipping options or notifications when shipping restrictions change. A small number of reviews mention slower support responses or lack of weekend coverage, but these criticisms are outweighed by the generally favorable feedback and the app’s practical value.