1. Graduate Student, Laboratory of Timber Science and Engineering, Research Institute for Sustainable Humanosphere, Kyoto Univ., Gokashou, Uji, Kyoto 611-0011, Japan (corresponding author). ORCID: .
2. Professor, Laboratory of Timber Science and Engineering, Research Institute for Sustainable Humanosphere, Kyoto Univ., Gokashou, Uji, Kyoto 611-0011, Japan. ORCID: .