SugoiFinds series

The Hidden Cost Files

Follow the costs that are easy to miss: from exchange-rate markups and marketplace fees to who pays when a parcel arrives broken.

Read the series in order

  1. Japan Proxy Fees: The Hidden 5% That Isn't on Any Fee Page

    Part 1

    Japan Proxy Fees: The Hidden 5% That Isn't on Any Fee Page

    Buyee publishes a ¥500 fee. On a ¥30,000 order its exchange rate adds $9.30, three times that. We measured all seven Japan proxies: the three charging ¥500 cost $8 more than the two billing in yen.

  2. Mercari Japan Proxy (2026): The Fee Nobody Publishes

    Part 2

    Mercari Japan Proxy (2026): The Fee Nobody Publishes

    Mercari launched its own US route in June 2026, and does not publish its fee. We matched 26 items across both sites and solved it: a flat $4.65 plus 6.2% hidden in the exchange rate. July 2026.

  3. Japan Luxury Proxy Shopping in 2026: Duties, Limits and What Actually Ships

    Part 3

    Japan Luxury Proxy Shopping in 2026: Duties, Limits and What Actually Ships

    The US $800 duty-free threshold is gone. What luxury goods now cost from Japan, which proxy services refuse to ship jewelry at all, and which one publishes authentication pricing.

  4. Shipping Pottery From Japan: Who Pays When It Breaks, 2026

    Part 4

    Shipping Pottery From Japan: Who Pays When It Breaks, 2026

    Nothing stops a teacup at customs. That is the problem. Japan Post has no fragile handling, FedEx caps ceramics at US$1,000, and one proxy refuses to buy them. Six sets of terms read. August 2026.