About UENO H
About Kagoshima Univ.
About HAMASAKI H
About Kagoshima Univ.
About MURAKAWA Y
About Kagoshima Univ.
About KITAZONO S
About Kagoshima Univ.
About TAKEDA T
About Metal Mining Agency of Japan
About JAMSTEC深海研究
About submarine topography
About Okinawa Trough
About Marine geology
About 日本
About 沖縄トラフ
About 海嶺
About 海丘
About 採取
About 硫化物
About チムニー
About 鉱石鉱物
About 脈石鉱物