1. Faculty of Economics; Rissho University; Tokyo Japan
2. Bioproduction Research Institute; National Institute of Advanced Industrial Science and Technology (AIST); Tsukuba Japan
3. Faculty of Economics; Chuo University; Hachioji Japan
4. The Experimental Forest; College of Bio-Resources and Agriculture; National Taiwan University; Nantou Taiwan
5. Okinawa City Municipal Museum; Okinawa Japan