Amazon Japan (Japanese: アマゾンジャパン) was launched in 2000, and serves Japan and Japanese-language speakers around the world. Since 2002 third-party sellers were allowed to joined the newly opened Amazon Marketplace. Amazon Prime program is available since 2007. It has become the most visited ecommerce website in Japan, even though Rakuten remains the largest ecommerce store in terms of sales.
41,277 new sellers this year, 140 per daySo far this year 41,277 sellers joined the Amazon.co.jp marketplace. This equals to 140 new sellers every day. During the last month alone 2,424 new sellers joined. However this is less than on other months this year.
31,250 sellers have products listed for saleThere are 31,250 sellers with products listed for sale. Although not all of them will have sales, as many are not price competitive. That's why only 44,509 sellers received a feedback review in a month. However during past 12 months 92,099 sellers received at least one feedback review. These three figures combined illustrate the size of the active sellers pool of the marketplace.
46% of sellers use Fulfillment by Amazon (FBA)Fulfillment by Amazon (FBA) is used by 26% of the top 100 sellers, 34% of the top 1,000 sellers, and 46% of the top 10,000 sellers. Thanks to FBA many of the sellers on Amazon.co.jp marketplace are not based in Japan, as it enables international sellers to offer the same two-day shipping guarantee. From the customer point of view seller's business location is irrelevant as long as they are using FBA.
On avg 0 products listed by sellers using FBA vs. 0 by those who don'tOn average a seller has 2,586 products listed for sale. Those who use FBA have 0 products listed on average, much less than those who don't use FBA at 0 products listed. This is because listing products when not using FBA can be done cheaply, while FBA requires physically sending those items to Amazon. This is further explored in the products listed by Amazon sellers report.
Most sellers sell in DVD category52% of the top sellers have their main category as DVD. Other popular categories are ミュージック,4932 at 0%, ミュージック,5708 at 0%, and ミュージック,268 at 0%. Top Amazon.co.jp Categories has the full list of top categories.
555,867 feedback reviews in a monthAll sellers received a total of 555,867 feedback reviews in a month. Top sellers accounted for 79% of that. During the last 12 months on average 635,914 feedback reviews were received monthly, thus the current number is below the average, indicating that this is the slower period of the year. We use this change in feedback reviews number to determine trending Amazon.co.jp sellers.
PeggyLifeJP with 173% feedback increase at the top of trending sellers listDuring the last month PeggyLifeJP increased their feedback received by 173% from the month before. They are at the top of the trending sellers list. They are currently ranked 30th overall. Other trending sellers have also increased their feedback reviews: エクスプレス24 by 122%, 本・DVD・ネット買取の「買取王子名東店」 by 81%, JPRiDE（ジェイピー・ライド） by 79%, JEDirect Japan by 77%, and イーベスト家電 by 49%.
This report was last updated on . All metrics mentioned are calculated by our proprietary technology allowing us to collect data and analyze e-commerce marketplaces.
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