1. Shizuoka Professional University of Agriculture, Iwata, Japan
2. Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya, Japan
3. Department of Digital Engineering, National Institute of Technology, Numazu College, Numazu, Japan
4. Forest Surveying Group, Yamaha Motor Co., Ltd, Iwata, Japan
5. Kaiteki Kukan FC Co. Ltd, Fukuoka, Japan