Unlike conventional keyword-based search tools, the AI service for searching through disclosure materials allows for prompts such as companies whose dividend predictions rose at least 20%. Japan Exchange Group, the operator of the Tokyo Stock Exchange (TSE), on Tuesday launched a service enabling users to search corporate disclosure materials using artificial intelligence. The J-Lens service, whose prototype version was released by JPX Market Innovation & Research, a unit of Japan Exchange, or JPX, is aimed at improving investor convenience by enhancing search functions for the massive volume of disclosure documents. Around 150,000 such documents are filed each year. Unlike conventional keyword-based search tools, J-Lens allows for prompts such as companies whose dividend predictions rose at least 20%.