1Faculty of Built Environment, Universiti Teknologi Malaysia, 81310 UTM, Skudai, Johor, Malaysia
2Department of Architecture and Environment System, Shibaura Institute of Technology, 330-8570 Hukasaku 307, Mimuma-ku, Saitama-shi, Saitama, Japan
3Department of Architecture and Building Engineering, Niigata Institute of Technology, 945-1195 Fujihashi 1719, Kashiwazaki-shi, Niigata, Japan
4Department of Architecture and Building Science, Graduate School of Engineering, Tohoku University, 980-8579 Aoba 6-6-11-1202, Aramakiaza, Aoba-ku, Sendai-shi, Miyagi, Japan