Shipping Included vs. Separate: Which Sells Better? The 3,000-Yen Rule for Displaying Shipping Fees
The bottom line: products priced at 3,000 yen or more are best sold with shipping included (displayed as free shipping), while items under 1,000 yen yield better margins when shipping is charged separately. Because cart abandonment spikes the moment the total jumps at checkout, inclusive shipping wins whenever the shipping-to-price ratio is 10% or lower. Here is a practical decision framework based on real-world store data and price-tier thresholds.