RCSV is a Chrome extension that provides a CSV export feature for Rakuten search results and e-commerce websites. It enables users to extract information such as product prices, points, and coupon details from e-commerce sites and export them into a CSV format. The exported CSV includes not only the original price but also the deducted points and coupon amounts, allowing users to easily identify the best deals within the CSV file.

This free tool is designed to enhance the user experience by streamlining the process of comparing prices and deals across various products on Rakuten and other e-commerce platforms. With RCSV, users can efficiently analyze and track pricing information in a convenient CSV format.