NEDO Committee member, Aircraft Advanced System project committee
NEDO Committee member, Leading research of Energy, Environment technology committee
JAXA Committee member, Aircraft System Research Outside Experts committee
1983/4-2018/3 Mitsubishi Research Institute, Inc. Chief consultant Okuda involved in more than 300 aerospace projects of Japan and foreign governments, Government related organizations, and domestic and overseas private companies, mainly as a project leader.
2005/4-2017/3 Visiting professor, Japan Advanced Institute of Science and Technology
2018/4 – Mitsubishi Research Institute, Inc. Advisory Associate
2018/6 – Established Aerospace Kousou research Institute, Inc.