Amazon裏コマンド検索 is a Chrome add-on developed by silloi that allows users to add hidden commands to their Amazon searches. With this tool, users can refine their search results by excluding marketplace products. By clicking on the icon in the upper right corner and selecting the "マーケットプレイス除外" (Exclude Marketplace) button, users can eliminate marketplace items from their search results. Additionally, users have the ability to change the display order of search results by selecting different options from the "並べ替える" (Sort) dropdown menu.

This tool is particularly useful for those who want to streamline their Amazon search experience and avoid cluttered search results. By excluding marketplace products, users can focus on finding the items they are specifically looking for. The ability to change the display order also allows users to prioritize their search results based on their preferences. Overall, Amazon裏コマンド検索 is a handy add-on for Chrome users who frequently shop on Amazon.