> For the complete documentation index, see [llms.txt](https://ezbuyjapan.gitbook.io/help-center/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ezbuyjapan.gitbook.io/help-center/for-sellers/market-research-and-useful-information.md).

# Market research & Useful information

- [E-commerce market share](https://ezbuyjapan.gitbook.io/help-center/for-sellers/market-research-and-useful-information/e-commerce-market-share.md)
- [Consumption trend](https://ezbuyjapan.gitbook.io/help-center/for-sellers/market-research-and-useful-information/consumption-trend.md)
- [Top-selling products 2023 in Vietnam (updated data)](https://ezbuyjapan.gitbook.io/help-center/for-sellers/market-research-and-useful-information/top-selling-products-2023-in-vietnam-updated-data.md)