This article is written by a Japanese local.
When starting your life in Japan or preparing to move back home, “Mercari,” Japan’s largest flea market app, serves as the ultimate infrastructure for liquidating unneeded items and acquiring necessities affordably.
However, the Japanese Mercari app is exclusively in Japanese, and the platform is governed by “unwritten local rules” created by users, along with an exceptionally high standard for “packaging neatness” compared to other countries. If you list and ship items based solely on the norms of your home country without understanding these facts, you face a very high risk of complaints and negative ratings from buyers.
This article logically explains practical procedures for foreigners to safely and efficiently sell items on Japan’s Mercari. We outline defensive measures to break through the language barrier and local rules, and detail the strict logic behind packing and shipping to prevent potential troubles.
1. The Trap of “Unwritten Local Rules” on Japan’s Mercari
Beyond the official rules set by the operating company, Mercari users in Japan have developed a unique culture. It is essential to front-load your knowledge of the following terms and concepts:
- “Dedicated Listing (Senyo)”: When a price negotiation is successful with a specific buyer, the seller often changes the product name to “For Mr./Ms. [Name] (〇〇様専用)” to prevent others from buying it. If you are a buyer, do not purchase an item marked “Senyo” for someone else, as the seller will likely cancel the transaction, leading to trouble.
- “No Immediate Purchase (Soku-konyu Kinshi)”: Some sellers state “Please comment before buying” in their profiles. This is usually to check inventory because they are listing the item on multiple platforms simultaneously. Ignoring this and buying immediately risks earning you a bad rating.
- “NCNR (No Claim, No Return)”: Some sellers write NCNR in their profiles, but Mercari’s official rules strictly prohibit refusing returns for defective items. If you receive a defective product, the correct defensive measure is to contact Mercari support before leaving a “Receipt Evaluation (Uketori Hyoka).”
2. Smart “Listing” Procedures to Prevent Troubles
You must write item descriptions in Japanese, but relying solely on translation tools is insufficient. Completely prevent complaints by logically documenting the “physical facts” that Japanese consumers care about.
Photograph Scratches and Stains Up Close
Japanese buyers demand excellent condition, even for used items. The mindset of “it’s just a minor scratch, I don’t need to mention it” is unacceptable. Always take close-up photos of any damage and clearly state in the description: “Scratches included (Kizu ari)” and “Please check the Xth photo (X-maime no shashin wo kakunin shite kudasai).” Proactively disclosing all weaknesses is your strongest defensive strategy.
State Clearly That You Are a Foreigner in Your Profile
We highly recommend putting a standard phrase at the beginning of your profile: “I am a foreigner studying Japanese. I use translation tools, so my Japanese might be slightly unnatural, but I will respond politely.” This provides peace of mind to the buyer and encourages tolerance even if your transaction messages sound slightly awkward.
3. The Strict “Packaging Standards” Demanded by Japanese Buyers
The packaging process is where foreigners most frequently receive negative ratings. In many countries, it is normal to slap a shipping label directly on the product’s original box or put the item loosely in a thin paper bag. In Japan, this is considered highly unprofessional and unacceptable.
The “3-Layer Logic” of Defensive Packaging
Japanese buyers strictly evaluate whether the item is completely protected from “water damage” and “impact.”
- Waterproof Layer: Place the item inside a brand new, transparent OPP (plastic) bag. This protects the item from rain during delivery.
- Cushioning Layer: Wrap the bagged item in bubble wrap and secure it tightly with tape.
- Outer Layer: Finally, place it in an opaque paper bag or a designated cardboard box.
By strictly following these three steps, you can prevent nearly 100% of packaging-related complaints. You can buy all necessary packing materials very cheaply at 100-yen shops (like Daiso).
4. Utilizing Safe and Reliable “Anonymous Shipping (Mercari-bin)”
Always select “Rakuraku Mercari-bin” or “Yuyu Mercari-bin” as your shipping method. This is Mercari’s partnered system with Yamato Transport and Japan Post, offering overwhelming advantages:
- Anonymous Shipping: You can ship the item without revealing your real name or address to the buyer, making it highly secure for your privacy.
- No Handwriting Addresses: Simply take the packed item to a convenience store (7-Eleven or FamilyMart) and show the barcode on your app to the cashier. The shipping label is printed automatically. This completely eliminates the hassle and potential errors of handwriting complex Japanese addresses.
- Compensation for Trouble: If the item is lost or damaged during transit, the Mercari administration will compensate you for the sale price.
5. Q&A: Common Inquiries
Q. Can I withdraw my sales money without a Japanese bank account?
A. To withdraw it as physical cash, you need a Japanese bank account. However, you can keep the sales balance in the app as “Merpay” (a smartphone payment system) and use it for daily shopping at convenience stores and supermarkets. If your return to your home country is approaching, be mindful of the time lag required for bank transfer requests.
Q. A user commented on my listing asking “Can you lower the price?” How should I respond?
A. Price negotiation is an established culture on Japan’s Mercari. Do not ignore it. It is smart practice to either reply with a specific number: “I can lower it down to XXX yen (〇〇円までなら可能です)”, or if you refuse, politely decline: “Sorry, I am not considering a discount at the moment (申し訳ありませんが、現在は値下げを考えておりません).”
6. Conclusion
Japan’s Mercari is an extremely rational platform for disposing of unneeded items and saving on initial setup costs, but you must understand the high level of service expected by Japanese consumers.
Proactively disclose physical facts like scratches through photos and text, and strictly adhere to the “3-layer logic” of careful packaging to prevent water and impact damage. By utilizing “Mercari-bin” to protect your privacy and skip handwriting addresses, you can overcome the language barrier and establish a safe, smart foundation for C2C (consumer-to-consumer) transactions in Japan.