Amazon Japan Seller Support
We support overseas brands with Seller Central setup, product listings, Japanese copy, A+ content, sponsored ads, FBA operations and monthly optimization.
Titles, backend search terms and A+ Content are exactly where Yakuji-hō and Keihyō-hō collide with normal listing-optimization tactics. Our guide on Amazon Japan listing optimization and what the law allows walks through what each field permits, the 3%-of-sales surcharge and 15-day evidence window behind an unsubstantiated claim, and a five-question framework for deciding whether to run that compliance check in-house or hand it to us.
Amazon Japan seller support covers the operational layer between having a Seller Central account and running one profitably in a market with its own search behavior, review norms and compliance rules. Demand is broad-based rather than concentrated in one category: within Japan's ¥26.1 trillion BtoC e-commerce market in 2024, the physical-goods categories most common among Amazon Japan sellers each individually exceeded ¥2 trillion — food and beverages (¥3.12 trillion), home appliances and electronics (¥2.74 trillion), apparel (¥2.80 trillion), and household goods and furniture (¥2.56 trillion) (Ministry of Economy, Trade and Industry, FY2024 e-commerce market survey, published August 26, 2025). The usual gap is not demand but whether listings, ads, FBA logistics and reviews are run as one connected system rather than separate, uncoordinated tasks.
Scope
Account setup, listing creation, variation structure and category checks. Amazon Japan's Professional Selling Plan costs ¥4,900/month before tax, with category referral fees generally ranging from about 5% to 15%+ (Amazon official pricing, sell.amazon.co.jp/pricing, current as of July 2026).
Titles, bullets, descriptions, backend keywords and A+ content in Japanese.
Campaign structure, search term analysis, bid tuning and negative keywords.
FBA planning, inventory replenishment, review issues and monthly reporting.
Platforms
Process
We review listings, ads, inventory, reviews and competing SKUs.
We map Japanese keywords and category opportunities.
We improve product pages and campaign structure together.
We track rank, ACOS, CVR and inventory to keep improving.
Yes. We can start with existing data and optimize listings and ads.
Yes. We support shipment planning, replenishment and sales pace monitoring.
Yes, though we recommend using keyword and ad data to shape the content structure.
It depends on your taxable sales, not your seller type. Once taxable sales in the base period exceed ¥10,000,000, you are required to register as a taxable business for Japan Consumption Tax, regardless of whether you sell through Amazon Japan, another marketplace, or your own site (National Tax Agency, Consumption Tax guidance). We are an e-commerce operations agency, not a tax advisor — confirm your specific filing obligations with a licensed tax professional.
Online sellers running mail order sales into Japan are generally subject to Article 11 of the Act on Specified Commercial Transactions, which requires disclosing the price, the timing and method of payment, the timing of delivery, and the terms for returns or cancelling an order. In practice, most Amazon Japan sellers keep this information on their storefront's About page. We are an e-commerce operations agency, not a legal advisor — confirm your specific obligations with qualified counsel.
Contact
Share your category, SKU count, current sales and ad status in writing. We will reply with the first likely bottleneck and any questions needed to confirm it.
contact@launovajapan.com