1. Energy Strategy Planning Dept., Tokyo Gas Co., Ltd., Dr. Eng.
2. President, Institute for Building Environment and Energy Conservation, Dr. Eng.
3. Prof., Dept. of System Design, Faculty of Engineering and Science, Keio Univ., Dr. Eng.
4. Commercial Customer Development and Service Dept., Tokyo Gas, Co., Ltd.
5. Nikken Sekkei Research Institute, Dr. Eng.
6. Urban Environment Dept. Japan Environment Systems Co., Ltd., M. Eng.
7. Environment and MEP Group, Nihon Sekkei Co., Ltd., M. Eng.