Published on in Vol 9, No 9 (2021): September
1 Graduate School of Technology Management, Ritsumeikan University, Ibaraki, Japan
2 Faculty of Business Administration, Ritsumeikan University, Ibaraki, Japan
3 Metropolitan Area Branch Civil Engineering Department, Kumagai Gumi Co, Ltd, Shinjuku-ku, Japan
4 Civil Engineering Business Headquarters, Kumagai Gumi Co, Ltd, Shinjuku-ku, Japan
5 School of Environment and Society, Tokyo Institute of Technology, Minato-ku, Japan
6 National Institute of Technology, Tokyo College, Tokyo, Japan