1. Interdisciplinary Graduate School of Agriculture and Engineering, University of Miyazaki, Miyazaki, Japan
2. Shiiba Research Forest, Kyushu University, Miyazaki, Japan
3. Graduate School of Bioresource and Bioenvironmental Sciences, Kyushu University, Fukuoka, Japan
4. Division of Forest and Environmental Science, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
5. Institute for Tenure Track Promotion, University of Miyazaki, Miyazaki, Japan