Naoko SHINKAI¹, Pei-Hsin Hsu², Rido Thath³, Maria Kristina Alinsunurin⁴, Bangkit Aditya Wiryawan⁵, Shirantha Heenkenda⁶ (1. Tsuda University, 2. Taiwan Forestry Research Institute, 3. CamEd Business School/Royal University of Phnom Penh, 4. University of the Philippines Los Baños, 5. Diponegoro University, 6. University of Sri Jayewardenepura)