About SHIRAKIHARA Miki
About Toho Univ., Chiba, JPN
About YOSHIDA Hideyoshi
About Japan Sci. and Technol. Corp., Saitama, JPN
About YOKOCHI Hiroyuki
About Tokai Univ., Shizuoka, JPN
About OGAWA Hisao
About Kitasato Univ., Iwate, JPN
About HOSOKAWA Taro
About Dugong Network Okinawa, Okinawa, JPN
About HIGASHI Naoto
About Okinawa Churaumi Aquarium, Okinawa, JPN
About KASUYA Toshio
About Teikyo Univ. Sci. and Technol., Yamanashi, JPN
About Marine Mammal Science
About 日本
About ジュゴン
About 現状
About 保存
About ニーズ