Ennei also played an active role in the worlds of model airplane and ultralight power machinery (microlight plane), and took positions as Honorary Chairman of the Kansai Modelers Club Association (KMA), Director of the Japan Radio Control Safety Association, Chairman of the Japan Microlight Aeronautic League, and Administrator of the Japan International Birdman Rally.
また、模型飛行機や超軽量動力機（マイクロライト）の世界でも活躍し、関西模型クラブ連合会名誉会長や財団法人日本ラジコン電波安全協会理事、日本マイクロライト航空連盟会長、また鳥人間コンテスト選手権大会の大会役員も務めた。