Experts and representatives from variety of auto-related businesses around Japan and the world -- auto manufacturers/dealers, maintenance and repair, plating and painting, merchandizing and trading companies, and auto-parts/accessories manufacturers gather in to share each other's updates and business trends.

IAAE is the only international trade show for the industry, and almost 100 companies/organizations from overseas, mainly Asia, exhibits at the show. As for IAAE 2009, 98 companies/organizations from 7 countries(Japan excluded) exhibited, and also "Malaysian Auto Industry Exhibition" was held as a part of the show.

Seminars and presentations on selected topics, as well as onstage demonstrations of certain eye-catching products, are conducted during the 3-day period to attract highly motivated visitors and potential customers.

IAAE has been organized by the committee of 20 leading organizations/agencies and supported by over 30 other auto-industry related organizations. Over the years, this trade show has acquired reputation for its visitors and participants from major auto companies.