1. Nature & Science Consulting Co., Ltd., Room 302, 3F, Chuo-dairoku-kannai Bld., 1-2-1 Furocho, Naka-ku, Yokohama 231-0032, Japan
2. Hijikata Office, Prier Sanbankan 102, Sekido 5-11-12, Tama 206-0011, Japan
3. Graduate School of Fisheries and Environmental Sciences, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan
4. Satoyama Natural History Research Group, 1-11-11 Midori, Abiko, Chiba 270-1153, Japan
5. Department of Anthropology, National Museum of Nature and Science, 5-21-5, Shirokanedai, Minato-ku, Tokyo 108-0071, Japan
6. The Miyagi Prefectural Izunuma-Uchinuma Environmental Foundation, 17-2 Shikimi, Wakayanagi, Kurihara, Miyagi 989-5504, Japan
7. Research and Education Center for Natural Sciences, Keio University, 4-1-1 Hiyoshi, Kohoku-ku, Yokohama 223-8521, Japan