Top 29 E-Commerces in Japan
This curated ranking covers the 29 largest e-commerces in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Coupons, Group buying and Auction lead the list with a combined estimated audience of 33,219,266 people. Across all 29 entries the average audience size is 1,602,052, and the largest, Coupons, reaches around 17,447,221 people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each e-commerce, derived from search demand signals. Rankings reflect search-behavior signals collected across Japan and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  Coupons |
17,447,221 | 4.8% | E-Commerce | Shopping |
| 2 |  Group buying |
12,832,364 | 17.1% | E-Commerce | Shopping |
| 3 |  Auction |
2,939,681 | 2.7% | E-Commerce | Shopping |
| 4 |  Drop shipping |
2,786,513 | 2.1% | E-Commerce | Shopping |
| 5 |  Cyber Monday |
1,902,833 | 2.1% | E-Commerce | Shopping |
| 6 |  Online shopping rewards |
1,813,534 | 12.7% | E-Commerce | Shopping |
| 7 |  Subscription business model |
1,606,730 | 1.1% | E-Commerce | Shopping |
| 8 |  Smart Shopping |
985,209 | 11.0% | E-Commerce | Shopping |
| 9 |  Cashback reward program |
831,865 | 2.2% | E-Commerce | Shopping |
| 10 |  Cashback website |
352,324 | 3.7% | E-Commerce | Shopping |
| 11 |  Public auction |
343,668 | 3.1% | E-Commerce | Shopping |
| 12 |  Review |
320,883 | 0.9% | E-Commerce | Shopping |
| 13 |  Sustainable packaging |
180,174 | 5.0% | E-Commerce | Shopping |
| 14 |  Affiliates |
165,495 | 23.0% | E-Commerce | Shopping |
| 15 |  Free shipping |
148,294 | 0.8% | E-Commerce | Shopping |
| 16 |  Payment protection insurance |
44,639 | 3.0% | E-Commerce | Shopping |
| 17 |  G-Market |
44,070 | 8.8% | E-Commerce | Technology & Electronics |
| 18 |  Sample sale |
34,152 | 1.8% | E-Commerce | Shopping |
| 19 |  Cyber Monday Deals |
33,065 | 3.2% | E-Commerce | Shopping |
| 20 |  Multichannel retailing |
19,978 | 3.2% | E-Commerce | Shopping |
| 21 |  Pitney Bowes |
16,193 | 1.4% | E-Commerce | Technology & Electronics |
| 22 |  Build to order |
6,752 | 0.5% | E-Commerce | Shopping |
| 23 |  Daily Deals |
657 | 0.0% | E-Commerce | Shopping |
| 24 |  Luxury packaging |
390 | 0.0% | E-Commerce | Shopping |
| 25 |  Instant rebate |
341 | 0.1% | E-Commerce | Shopping |
| 26 |  Virtual goods |
230 | 0.4% | E-Commerce | Shopping |
| 27 |  Online fashion shop |
174 | 0.0% | E-Commerce | Shopping |
| 28 |  Flower Delivery Express |
48 | 0.0% | E-Commerce | Shopping |
| 29 |  Printable Coupons and Deals |
0 | 0.0% | E-Commerce | Shopping |
Frequently asked questions
How is this Top 29 list compiled?
Rascasse aggregates anonymized search-behavior signals across Japan and ranks each e-commerce by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest e-commerce in Japan?
Coupons currently leads with an estimated audience of 17,447,221 people in Japan.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across Japan. Lists below 5 entries are not published. See methodology for full details.