On 13 October 2016, the European Commission published its report on "Implementation of the strategy for international cooperation in research and innovation". The previous strategy dates from 2014.
This document summarizes the different fields in which the EU is pursuing research and innovation by country. 4 pages of this 53-page report are dedicated to cooperation with Japan. The areas for cooperation listed in this report are:
For more details, please access the EC document from page 26 (PDF)